熱耳科技——穩定性同位素專(zhuān)家

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          CIL提供了廣泛的同位素標記試劑來(lái)支持COVID-19的研究



          產(chǎn)品類(lèi)別:

          無(wú)保護基的氨基酸
          氘化試劑
          藥品內標
          α-酮酸內標
          蛋白質(zhì)表達的微量培養基試劑
          核酸內標


          通用產(chǎn)品:


          AMMONIUM CHLORIDE (15N, 99%)
          CIL貨號:NLM-467-PK
          化學(xué)分子式:*NH4Cl
          未標記CAS#:12125-02-9
          標記 CAS#:39466-62-1
          分子量:54.48
          化學(xué)純度:98%




          CHOLINE CHLORIDE (TRIMETHYL-D9, 98%)
          CIL貨號:DLM-549-PK
          化學(xué)式:HO(CH2)2N(CD3)3Cl
          未標記CAS#:67-48-1
          標記CAS#:61037-86-3
          分子量:148.68
          化學(xué)純度:98%



          CREATININE (N-METHYL-D3, 98%)
          CIL貨號:DLM-3653-PK
          化學(xué)式:C4H4D3N3O
          未標記CAS#:60-27-5
          標記 CAS#:143827-20-7
          分子量:116.14
          化學(xué)純度:98%



          L-DOPA (1-13C, 99%)
          CIL貨號:CLM-7401-PK
          化學(xué)式:C8*CH11NO4
          未標記:CAS#59-92-7
          標記:CAS#NA
          分子量:198.18
          化學(xué)純度:98%



          L-DOPA (RING-D3, 98%)
          CIL貨號:DLM-2084-PK
          化學(xué)分子式 :
          (HO)2C6D3CH2CH(NH2)COOH
          未標記CAS#:59-92-7
          標記 CAS#:53587-29-4
          分子量:200.21
          化學(xué)純度:98%



          D-GLUCOSE (U-13C6, 99%)
          CIL貨號:CLM-1396-PK
          化學(xué)分子式:HO*CH2(*CHOH)4*CHO
          未標記CAS#:50-99-7
          標記 CAS#:110187-42-3
          分子量:186.11
          化學(xué)純度:98%




          ALPHA-KETOISOVALERIC ACID, SODIUM SALT (DIMETHYL-13C2, 99%)
          CIL貨號:CLM-6821-PK
          化學(xué)分子式:(*CH3)2CHCOCOONa
          未標記CAS#:3715-29-5
          標記CAS#:NA
          分子量:140.08
          化學(xué)純度:98%




          SET OF 4 2'-RIBONUCLEOSIDE 5'-TRIPHOSPHATES (U-13C, U-15N; 98-99%) CHEM PUR. >90% (IN SOLN)
          CIL貨號:CNLM-7503-CA
          化學(xué)純度:90%


          SET OF 4 2'-RIBONUCLEOSIDE 5'-TRIPHOSPHATES (U-15N; 98%)CHEM PUR. >90% (AMMONIUM SALT/IN SOLN)
          CIL貨號:NLM-7519-CA
          化學(xué)純度90%



          藥物及其代謝物


          Catalog No. Description Concentration Unit Size
          CLM-2436 Acetaminophen (carbonyl-13C, 99%) neat Please inquire
          CLM-10619 Acetaminophen  (ring-13C6, 98%) neat 1 mg
          P-909 Acetominophen (D4, 98%) 100 µg/mL in  methanol 1 mL
          CNLM-3726 Acetominophen  (acetyl-13C2, 99%; 15N, 98%) neat 1 g
          ULM-7629 Acetominophen  (unlabeled) 100 µg/mL in  acetonitrile 1.2 mL
          A-053 6-Acetylcodeine  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          A-006 6-Acetylmorphine  (D3, 98%) 100 µg/mL in  acetonitrile 1 mL
          A-010 6-Acetylmorphine  (D3, 98%) 1000 µg/mL in  acetonitrile 1 mL
          A-027 6-Acetylmorphine  (D6, 98%) 1 mg/mL in  acetonitrile 1 mL
          A-026 6-Acetylmorphine  (D6, 98%) 100 µg/mL in  acetonitrile 1 mL
          A-003 6-Acetylmorphine  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          A-009 6-Acetylmorphine  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          A-140 Acryl fentanyl·HCl  (unlabeled) 100 µg/mL in  methanol (as free base) 0.5 mL
          DLM-10575 Aldox (D6, 98%) CP 96% neat Please inquire
          DLM-10574 Alexidine·2HCl (D10, 98%) CP 97% neat Please inquire
          A-113 AH-7921·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          A-071 Alfentanil·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          A-910 Alprazolam (D5, 98%) 1 mg/mL in  methanol 1 mL
          A-902 Alprazolam (D5, 98%) 100 µg/mL in  methanol 1 mL
          A-903 Alprazolam  (unlabeled) 1000 µg/mL in  methanol 1 mL
          S-059 AM2201  4-Hydroxypentyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          A-050 Amine Mixture-6  (unlabeled) 250 µg/mL in  methanol 1 mL
          A-924 7-Aminoclonazepam  (D4, 98%) 1 mg/mL in  acetonitrile 1 mL
          A-917 7-Aminoclonazepam  (D4, 98%) 100 µg/mL in  acetonitrile 1 mL
          A-915 7-Aminoclonazepam  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          A-916 7-Aminoclonazepam  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          A-925 7-Aminoflunitrazepam  (D7, 98%) 1 mg/mL in  acetonitrile 1 mL
          A-921 7-Aminoflunitrazepam  (D7, 98%) 100 µg/mL in  acetonitrile 1 mL
          A-911 7-Aminoflunitrazepam  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          A-912 7-Aminoflunitrazepam  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          A-913 7-Aminonitrazepam  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          A-914 7-Aminonitrazepam  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          A-040 Aminorex  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          CLM-630 Aminopyrine (N,N-dimethyl-13C2, 99%) neat 1 g
          A-083 Amiodarone·HCl (D4, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          A-060 Amiodarone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          A-085 Amitriptyline·HCl  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          A-121 Amitriptyline·HCl  (D3, 98%) 1 mg/mL in  methanol (as free base) 1 mL
          DLM-2762 Amitriptyline·HCl  (N-methyl-D3, 98%) neat Please inquire
          A-923 Amitriptyline·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          A-102 Amobarbital (D5, 98%) 100 µg/mL in  methanol 1 mL
          A-020 Amobarbital  (unlabeled) 1 mg/mL in  methanol 1 mL
          A-002 (±)-Amphetamine  (ring-D5,  98%) 100 µg/mL in  methanol 1 mL
          A-005 (±)-Amphetamine (D5, 98%) 100 µg/mL in  methanol 1 mL
          A-013 (±)-Amphetamine (D5, 98%) 1000 µg/mL in  methanol 1 mL
          A-038 (±)-Amphetamine (D10, 98%) 100 µg/mL in  methanol 1 mL
          A-008 (±)-Amphetamine  (unlabeled) 1 mg/mL in  methanol 1 mL
          A-011 (±)-Amphetamine  (unlabeled) 100 µg/mL in  methanol 1 mL
          A-044 DL-Amphetamine (D6, 98%) 100 µg/mL in  methanol 1 mL
          A-045 DL-Amphetamine (D6, 98%) 1000 µg/mL in  methanol 1 mL
          A-017 DL-Amphetamine (D8, 98%) 100 µg/mL in  methanol 1 mL
          A-018 DL-Amphetamine (D8, 98%) 1000 µg/mL in  methanol 1 mL
          A-016 DL-Amphetamine (D11, 98%) 100 µg/mL in methanol 1 mL
          A-019 DL-Amphetamine (D11, 98%) 1000 µg/mL in  methanol 1 mL
          A-007 DL-Amphetamine  (unlabeled) 1000 µg/mL in  methanol 1 mL
          A-049 R(-) Amphetamine  (unlabeled) 1 mg/mL in  methanol 1 mL
          CLM-10387-B DL-Amphetamine·HCl  (ring-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          A-100 Anabasine·HCl (D4, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          A-075 Androstenedione  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          A-034 Anhydroecgonine  methyl ester (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          A-139 4-ANPP (unlabeled) 100 µg/mL in  methanol 0.5 mL
          S-088 Apinaca (AKB-48)  5-hydroxypentyl metabolite (D4, 98%) 100 µg/mL in  methanol 1 mL
          S-087 Apinaca (AKB-48)  5-hydroxypentyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          A-081 Aripiprazole (D8, 98%) 100 µg/mL in  acetonitrile 1 mL
          A-119 Aripiprazole  (unlabeled) 1 mg/mL in methanol:water (1:1) 1 mL
                 with 1% 1 N HCl  
          CLM-6585 Aspirin (acetyl-1-13C, 99%) neat Please inquire
          A-072 Atenolol  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          A-046 Atropine  (unlabeled) 1 mg/mL in  methanol 1 mL
          CLM-3655 AZT (methyl-13C, 99%) CP 96% neat 10 mg
          B-067 (±)-Baclofen (D4, 98%) 100 µg/mL in  methanol 1 mL
          B-041 Barbiturate mix-5  (unlabeled) 250 µg/mL in  methanol 1 mL
          CLM-10608 1,2-Benzisothiazol-3(2H)-one  (ring-13C6, 99%) neat Please inquire
          B-033 Benzodiazepine  Multi-Component Mixture-8 (unlabeled) 250 µg/mL in  acetonitrile 1 mL
          B-001 Benzoylecgonine (D3, 98%) 100 µg/mL in  methanol 1 mL
          B-008 Benzoylecgonine (D3, 98%) 1000 µg/mL in  methanol 1 mL
          B-013 Benzoylecgonine (D8, 98%) 100 µg/mL in  methanol 1 mL
          B-014 Benzoylecgonine (D8, 98%) 1 mg/mL in  methanol 1 mL
          B-007 Benzoylecgonine  (unlabeled) 100 µg/mL in  methanol 1 mL
          B-004 Benzoylecgonine  (unlabeled) 1000 µg/mL in  methanol 1 mL
          DLM-1566 Benztropine  mesylate (N-methyl-D3, 98%) CP 95% neat 10 mg
          B-907 Benzyl  piperazine·2HCl (D7, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          B-906 Benzyl  piperazine·2HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          B-903 Bromazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          B-043 Brompheniramine  maleate (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          B-023 BSTFA (with 1%  TMCS)   10 × 1 mL
          B-022 Bufotenine  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          B-908 Buprenorphine (D4, 98%) 1 mg/mL in  methanol 1 mL
          B-901 Buprenorphine (D4, 98%) 100 µg/mL in  methanol 1 mL
          B-044 Buprenorphine  (unlabeled) 1 mg/mL in  methanol 1 mL
          B-902 Buprenorphine  (unlabeled) 100 µg/mL in  methanol 1 mL
          B-035 Buprenorphine  glucuronide (unlabeled) 100 µg/mL in  methanol 1 mL
          B-034 Bupropion·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          DLM-2790 Buspirone·HCl  (butyl-D8,  98%) neat Please inquire
          B-058 Busulfan  (unlabeled) 1 mg/mL in  methanol 1 mL
          B-024 Butabarbital  (unlabeled) 1 mg/mL in  methanol 1 mL
          B-005 Butalbital (D5, 98%) 100 µg/mL in  methanol 1 mL
          B-030 Butalbital (D5, 98%) 1000 µg/mL in  methanol 1 mL
          B-006 Butalbital  (unlabeled) 1 mg/mL in  methanol 1 mL
          B-037 Butorphanol  tartrate (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          B-045 Butylone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          B-046 Butylone·HCl (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          B-066 Butyryl fentanyl  (unlabeled) 100 µg/mL in  methanol 0.5 mL
          CLM-728 Caffeine  (3-methyl-13C,  99%) neat 0.5 g
          C-082 Caffeine (13C3, 99%) 1 mg/mL in  methanol 1 mL
          CLM-514 Caffeine (trimethyl-13C3, 99%) neat 1g
          NLM-332 Caffeine (1,3-15N2, 99%) neat Please inquire
          ULM-7653 Caffeine  (unlabeled) 100 µg/mL in  methanol 1.2 mL
          C-051 Caffeine  (unlabeled) 1000 µg/mL in  methanol 1 mL
          C-150 Cannabichromenic  acid (CBCA) (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          C-154 (±)-Cannabicyclol  (CBL) (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          C-084 Cannabidiol (D3, 98%) 100 µg/mL in  methanol 1 mL
          C-045 (±)-Cannabidiol  (unlabeled) 1000 µg/mL in  methanol 1 mL
          C-152 Cannabidivarinic  acid (CBDVA) (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          C-115 Cannabinol (D3, 98%) 100 µg/mL in  methanol 1 mL
          C-046 Cannabinol  (unlabeled) 1000 µg/mL in  methanol 1 mL
          C-121 Carbamazepine-10,11-epoxide  (unlabeled) 1 mg/mL in  methanol 1 mL
          C-163 Carfentanil  oxalate (D5,  98%) 100 µg/mL in  methanol (as free base) 0.5 mL
          C-155 Cathinone:HCl (D5, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          C-028 2R-Cathinone·HCl  (unlabeled) 1 mg/mL in  methanol 1 mL
          C-019 2S-Cathinone·HCl  (unlabeled) 1 mg/mL in  methanol 1 mL
          CLM-1608 Chloral hydrate  (trichloromethyl-13C, 97%) neat 10 mg
          C-912 Chlordiazepoxide  (D5, 98%) 100 µg/mL in  methanol 1 mL
          C-022 Chlordiazepoxide  (unlabeled) 1 mg/mL in  methanol 1 mL
          C-112 1-(3-Chlorophenyl)piperazine·HCl  (D8, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          C-089 1-(3-Chlorophenyl)piperazine  (MCPP)·HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          C-086 Chlorpheniramine  maleate (D6,  98%) 1 mg/mL in  methanol (as free base) 1 mL
          C-036 Chlorpheniramine  maleate (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          C-107 Chlorpromazine  maleate (D3,  98%) 100 µg/mL in  methanol (as free base) 1 mL
          C-904 Chlorpromazine·HCl  (unlabeled) 1 mg/mL in  methanol 1 mL
          C-090 Citalopram  hydrobromide (D6, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          C-095 Citalopram  hydrobromide (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          C-057 Citalopram  hydrobromide (unlabeled) 100 µg/mL in  methanol (as free base) 1 mL
          C-080 Clenbuterol·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          C-149 Clobazam (13C6, 98%) 100 µg/mL in  methanol 1 mL
          CLM-10630-B Clobazam  (ring-[C]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          C-909 Clobazam  (unlabeled) 1 mg/mL in  methanol 1 mL
          C-116 Clomipramine·HCl  (D3, 98%) 100 µg/mL in  methanol ( as free base) 1 mL
          C-118 Clomipramine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          CLM-10631-B Clonazepam (ring-[a]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          C-905 Clonazepam (D4, 98%) 100 µg/mL in  methanol 1 mL
          C-906 Clonazepam (D4, 98%) 1 mg/mL in  methanol 1 mL
          C-907 Clonazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          DLM-1287 Clonidine·HCl  (4,4,5,5-imidazoline-D4, 98%) 100 µg/mL in  methanol 1.2 mL
          DLM-1287 Clonidine·HCl  (4,4,5,5-Imidazoline-D4, 98%) CP 95% neat 5 mg, 10 mg
          C-091 Clozapine (D4, 98%) 100 µg/mL in  methanol 1 mL
          DLM-2816 Clozapine  (4-methylpiperazinyl-D4, 97%) neat 5 mg, 10 mg
          C-059 Clozapine  (unlabeled) 1000 µg/mL in  methanol 1 mL
          C-009 Cocaethylene (D3, 98%) 100 µg/mL in  acetonitrile 1 mL
          C-024 Cocaethylene (D8, 98%) 100 µg/mL in  acetonitrile 1 mL
          C-010 Cocaethylene  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          C-004 Cocaine (D3, 98%) 100 µg/mL in  acetonitrile 1 mL
          C-014 Cocaine (D3, 98%) 1000 µg/mL in  acetonitrile 1 mL
          C-008 Cocaine  (unlabeled) 1000 µg/mL in  acetonitrile 1 mL
          C-005 Codeine (D3, 98%) 100 µg/mL in  methanol 1 mL
          C-007 Codeine (D3, 98%) 1000 µg/mL in  methanol 1 mL
          C-041 Codeine (D6, 98%) 1 mg/mL in  methanol 1 mL
          C-040 Codeine (D6, 98%) 100 µg/mL in  methanol 1 mL
          C-006 Codeine (unlabeled) 1 mg/mL in methanol 1 mL
          C-015 Codeine  (unlabeled) 100 µg/mL in  methanol 1 mL
          C-088 Cocaine  Multi-Component Mixture – 4 250 µg/mL of each  component in acetonitrile 1 mL
          CNLM-10389-B Codeine  (9,10,15,16-13C4, 98%; 15N, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          C-138 Codeine-6-b-D-glucuronide (D3, 98%) 100 µg/mL in  methanol:water (4:1) 1 mL
          CNLM-10388-B Codeine-6-b-D-glucuronide (13C10, 98%; 15N, 98%) CP 95% 50 µg/mL in  methanol:water (4:1) 1 mL
          C-087 Codeine-6-b-D-glucuronide (unlabeled) 100 µg/mL in  methanol:water (4:1) 1 mL
          C-126 Codeine-6-b-D-glucuronide (unlabeled) 1 mg/mL in  methanol:water (4:1) 1 mL
          V-060 Coenzyme Q10  (unlabeled) 1 mg/mL in ethanol 1 mL
          DLM-1819 DL-Cotinine  (methyl-D3,  98%) 100 µg/mL in  acetonitrile 1.2 mL
          DLM-1819 DL-Cotinine  (methyl-D3,  98%) neat 0.01 g, 0.1  g,
                   0.5 g
          C-164 Creatinine  (unlabeled) 2 mg/mL in  methanol:water (1:1) 1 mL
          C-114 Cyclobenzaprine·HCl  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          C-060 Cyclobenzaprine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          C-139 Cyclosporin A (15N, 98%) 100 µg/mL in  acetonitrile 1 mL
          C-093 Cyclosporin A  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          D-046 Dehydronorketamine·HCl  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          D-142 Delorazepam  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          D-079 Demoxepam  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          D-173 Dothiepin·HCl (cis/trans) (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-924 Desalkylflurazepam  (D4, 98%) 100 µg/mL in  methanol 1 mL
          D-915 Desalkylflurazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          D-039 N-Desethylamodiaquine dihydrochloride (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-903 Desipramine·HCl (D3, 98%) 100 µg/mL in  methanol 1 mL
          D-116 Desipramine·HCl (D3, 98%) 1 mg/mL in  methanol (as free base) 1 mL
          DLM-3020 Desipramine·HCl  (2,4,6,8-D4,  98%) neat 5 mg
          D-906 Desipramine·HCl  (unlabeled) 1 mg/mL in  methanol 1 mL
          D-110 N-Desmethyl-cis-tramadol·HCl (D3, 98%) 100 µg/mL  in methanol (as free base) 1 mL
          D-023 N-Desmethyl-cis-tramadol·HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-058 O-Desmethyl-cis-tramadol·HCl (D6, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          T-035 O-Desmethyl-cis-tramadol·HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-047 N-Desmethylcitalopram·HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-049 N-Desmethylclobazam (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          D-145 N-Desmethylclobazam (unlabeled) 1 mg/mL in 10%  DMSO* in acetonitrile 1 mL
          D-113 N-Desmethylclomipramine·HCl (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          D-916 N-Desmethylclomipramine (unlabeled) 1 mg/mL in  methanol 1 mL
          D-169 N-Desmethylclozapine (D8, 98%) 100 µg/mL in  methanol 1 mL
          D-048 N-Desmethylclozapine (unlabeled) 1 mg/mL in  methanol 1 mL
          D-088 N-Desmethylcyclobenzaprine·HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-075 N-Desmethyldoxepin·HCl (cis/trans) (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          D-007 Desmethyldoxepin  (unlabeled) 1 mg/mL in  methanol 1 mL
          D-925 N-Desmethylflunitrazepam (D4, 98%) 100 µg/mL in  methanol 1 mL
          D-918 N-Desmethylflunitrazepam (unlabeled) 1 mg/mL in  methanol 1 mL
          D-069 N-Desmethylolanzapine (unlabeled) 1 mg/mL in  acetonitrile:water (1:1) (as free base) 1 mL
          D-012 (±)N-Desmethylselegiline (unlabeled) 1 mg/mL in  methanol 1 mL
          D-052 N-Desmethyltapentadol (unlabeled) 1 mg/mL in  methanol 1 mL
          D-920 N-Desmethyltrimipramine, maleate salt (unlabeled) 1 mg/mL in  methanol 1 mL
          V-027 (±)-O-Desmethylvenlafaxine (D6, 98%) 100 µg/mL in  methanol 1 mL
          V-007 O-Desmethylvenlafaxine (unlabeled) 100 µg/mL in  methanol 1 mL
          DLM-7504 Dexamethasone (4,6a,21,21-D4, 96%) may contain D at C-2 neat Please inquire
          D-085 Dexamethasone  (unlabeled) 1 mg/mL in  methanol 1 mL
          D-071 Dextromethorphan (D3, 98%) 100 µg/mL in methanol 1 mL
          D-013 Dextromethorphan  (unlabeled) 1 mg/mL in  methanol 1 mL
          D-041 Dextrorphan (D3, 98%) 100 µg/mL in  methanol 1 mL
          D-034 Dextrorphan  tartrate (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          CLM-10632-B Diazepam (ring-[a]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          D-910 Diazepam (D5, 98%) 1 mg/mL in  methanol 1 mL
          D-902 Diazepam (D5, 98%) 100 µg/mL in  methanol 1 mL
          DLM-1886 Diazepam (phenyl-D5, 98%) neat Please inquire
          D-907 Diazepam  (unlabeled) 1000 µg/mL in  methanol 1 mL
          D-159 Diclazepam  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          D-029 Digoxin  (unlabeled) 1 mg/mL in  methanol 1 mL
          D-021 Dihydrocodeine·HCl  (D6, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          D-019 Dihydrocodeine·HCl  (unlabeled) 1 mg/mL in  methanol 1 mL
          D-033 Dihydromorphine  (unlabeled) 1 mg/mL in  methanol 1 mL
          D-077 5a-Dihydrotestosterone (16,16,17-D3, 98%) 100 µg/mL in  methanol 1 mL
          D-035 Diltiazem·HCl  (unlabeled) 1000 µg/mL in  acetonitrile 1 mL
          B-026 4-bromo-2,5-Dimethoxyphenethylamine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-141 (±)-cis-4,4'-Dimethylaminorex  (unlabeled) 1 mg/mL in 1% 1 M  HCl in methanol 1 mL
          D-096 3,4-Dimethylmethcathinone  norephedrine metabolite·HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-102 N,N-Dimethyltryptamine (DMT) (unlabeled) 1 mg/mL in  methanol 1 mL
          D-017 Diphenhydramine (D3, 98%) 100 µg/mL in  methanol 1 mL
          D-015 Diphenhydramine·HCl  (unlabeled) 1 mg/mL in  methanol 1 mL
          D-143 Diphenoxylate·HCl  (unlabeled) 1 mg/mL in  acetonitrile (as free base) 1 mL
          DLM-3025 5,5-Diphenylhydantoin  (phenyl-D5,  98%) neat 0.01 g
          DLM-324 5,5-Diphenylhydantoin  (diphenyl-D10,  98%) neat 0.01 g, 0.1 g
          CNLM-411 5,5-Diphenylhydantoin  (2-13C,  99%; 1,3-15N2, 98%) 100 µg/mL in  methanol 1.2 mL
          ULM-8533 5,5-Diphenylhydantoin  (unlabeled) 100 µg/mL in  methanol 1.2 mL
          CLM-3369 Dopamine·HCl  (ring-13C6, 99%) neat Please inquire
          DLM-2181 Dopamine·HCl  (ring-D3,  98%) neat 0.1 g
          D-072 Dopamine·HCl (D4, 98%) 100 µg/mL in  methanol with 5% 1 M HCl (as free base) 1 mL
          DLM-2498 Dopamine·HCl  (1,1,2,2-D4,  97-98%) neat 0.01 g, 0.1 g
          D-927 Doxepin·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-060 Doxepin·HCl (cis/trans) (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          D-051 Doxylamine (D5, 98%) 100 µg/mL in  acetonitrile 1 mL
          D-045 Doxylamine  succinate (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          D-068 Duloxetine·HCl (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          D-044 Duloxetine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          E-019 Ecgonine ethyl  ester (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          E-002 Ecgonine methyl  ester (D3,  98%) 100 µg/mL in  acetonitrile 1 mL
          E-008 Ecgonine methyl  ester (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          E-001 Ecgonine methyl  ester (unlabeled) 1000 µg/mL in  acetonitrile 1 mL
          E-004 Ecgonine·HCl  (unlabeled) 1000 µg/mL in  methanol 1 mL
          E-021 EDDP perchlorate  (D3, 98%) 100 µg/mL in  methanol 1 mL
          E-006 EDDP perchlorate  (unlabeled) neat 10 mg
          E-022 EDDP perchlorate  (unlabeled) 1000 µg/mL in  methanol 1 mL
          E-012 EDDP perchlorate  (unlabeled) 100 µg/mL in  methanol 1 mL
          E-057 EMDP·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          DLM-2745 Enalapril maleate  (phenyl-D5,  98%) neat Please inquire
          DLM-2744 Enalaprilat·H2O (phenyl-D5, 98%) neat Please inquire
          E-025 (+)-Ephedrine·HCl  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          E-026 (+)-Ephedrine·HCl  (D3, 98%) 1000 µg/mL in  methanol (as free base) 1 mL
          E-011 (+)-Ephedrine·HCl  (unlabeled) 1000 µg/mL in  methanol (as free base) 1 mL
          E-023 (-)-Ephedrine·HCl (unlabeled) 1 mg/mL in methanol (as free base) 1 mL
          E-058 Epitestosterone  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          CLM-123 Erythromycin (N-methyl-13C, 99%) neat 1 g
          CDLM-10030-MT Erythromycin (N-methyl-13C, 99%; D3, 98%) CP 97% 100 µg/mL in MTBE* 1.2 mL
          CLM-3758 Erythromycin,  lactobionate salt (N,N-dimethyl-13C2, ~90%) neat Please inquire
          CLM-165 Erythromycin,  lactobionate salt (N-methyl-13C, 99%) neat 1 g
          E-903 Estazolam (D5, 98%) 100 µg/mL in  methanol 1 mL
          E-901 Estazolam  (unlabeled) 1 mg/mL in  methanol 1 mL
          E-060 17b-Estradiol (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          CLM-10404-C Estradiol  undecanoate (2,3,4-13C3, 98%) CP 95% 100 µg/mL in  methanol 1 mL
          CLM-10404 Estradiol  undecanoate (2,3,4-13C3, 98%) CP 95% neat 1 mg
          E-029 Ethanol-50  (unlabeled) 50 mg/dL in water 10 × 1.2 mL
          E-031 Ethanol-100  (unlabeled) 100 mg/dL in water 10 × 1.2 mL
          E-041 Ethanol-150  (unlabeled) 150 mg/dL in water 10 × 1.2 mL
          E-033 Ethanol-300  (unlabeled) 300 mg/dL in water 10 × 1.2 mL
          E-036 Ethanol-400  (unlabeled) 400 mg/dL in water 10 × 1.2 mL
          E-053 Ethanol-500  (unlabeled) 500 mg/dL in water 10 × 1.2 mL
          E-063 Ethyl-b-D-glucuronide (D5, 98%) 1 mg/mL in  methanol 1 mL
          E-048 Ethyl-b-D-glucuronide (D5, 98%) 100 µg/mL in  methanol 1 mL
          E-015 Ethyl-b-D-glucuronide (unlabeled) 1 mg/mL in  methanol 1 mL
          E-016 Ethyl-b-D-glucuronide (unlabeled) 100 µg/mL in  methanol 1 mL
          E-064 Ethyl sulfate  sodium salt (unlabeled) 1 mg/mL in  methanol 1 mL
          E-018 (±)-N-Ethylamphetamine (unlabeled) 1 mg/mL in  methanol 1 mL
          E-052 Ethylmorphine  (unlabeled) 1 mg/mL in  methanol 1 mL
          E-072 Ethylone·HCl (D5, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          E-071 Ethylone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          E-130 N-Ethylpentylone·HCl (D5, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          E-129 N-Ethylpentylone·HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          DLM-9855-C Everolimus  (2-Hydroxyethyl-D4, 98%) 100 µg/mL in  methanol 1 mL
          DLM-9855 Everolimus  (2-Hydroxyethyl-D4, 98%) neat 1 mg
          ULM-9856-C Everolimus  (unlabeled) 100 µg/mL in  methanol 1 mL
          ULM-9856 Everolimus  (unlabeled) neat 10 mg
          CLM-10405 Fenoprofen, sodium  salt hydrate (ring-13C6, 99%) neat 1 mg
          F-001 Fentanyl (D5, 98%) 100 µg/mL in  methanol 1 mL
          F-002 Fentanyl  (unlabeled) 100 µg/mL in  methanol 1 mL
          F-013 Fentanyl  (unlabeled) 1000 µg/mL in  methanol 1 mL
          F-017 (±)-Flecainide  (unlabeled) 1 mg/mL in  methanol 1 mL
          F-035 Fluconazole (13C3, 99%) 1 mg/mL in  methanol 1 mL
          F-031 Fluconazole  (unlabeled) 2 mg/mL in  methanol 1 mL
          F-915 Flunitrazepam (D7, 98%) 100 µg/mL in  methanol 1 mL
          F-907 Flunitrazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          F-019 (±)-2-Fluoroamphetamine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          F-015 4-Fluoromethcathinone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          F-042 (±)-3-Fluorophenmetrazine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          F-919 Fluoxetine-D6 oxalate (D6, 98%) 100 µg/mL in  methanol 1 mL
          F-918 Fluoxetine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          F-038 Fluoxetine oxalate  (D6, 98%) 1 mg/mL in  methanol (as free base) 1 mL
          F-903 Fluphenazine  dihydrochloride (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          F-003 Flurazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          F-045 Fluvoxamine  maleate (D3,  98%) 100 µg/mL in  methanol (as free base) 1 mL
          F-040 Fluvoxamine  maleate (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          S-065 AB-FUBINACA  (unlabeled) 100 µg/mL in  methanol 1 mL
          F-046 Furanyl fentanyl·HCl (unlabeled) 100 µg/mL in methanol (as free base) 0.5 mL
          F-005 Furosemide  (unlabeled) 1 mg/mL in  methanol 1 mL
          G-901 Gabapentin (D10, 98%) 100 µg/mL in  methanol 1 mL
          G-007 Gabapentin  (unlabeled) 1 mg/mL in  methanol 1 mL
          G-021 Gabapentin  (unlabeled) 10 mg/mL in  methanol 1 mL
          G-001 GHB, sodium salt  (unlabeled) 1 mg/mL in  methanol 1 mL
          G-005 Glutethimide  (unlabeled) 1 mg/mL in  methanol 1 mL
          DLM-3996 Glybenclamide  (cyclohexylamine-D11, 98%) neat Please inquire
          H-002 Haloperidol (D4, 98%) 100 µg/mL in  methanol 1 mL
          H-030 Haloperidol  (unlabeled) 1 mg/mL in  methanol 1 mL
          H-037 Heroin (D9, 98%) 1 mg/mL in  acetonitrile 1 mL
          H-036 Heroin (D9, 98%) 100 µg/mL in  acetonitrile 1 mL
          H-038 Heroin (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          H-013 Hexobarbital  (unlabeled) 1 mg/mL in  methanol 1 mL
          CLM-373 Homovanillic acid  (1,2-13C2, 98-99%) neat 0.1 g
          DLM-2738 Homovanillic acid  (phenyl-D3,  2,2-D2,  96-98%) neat 0.1 g
          COLM-376 Homovanillic acid  (ring-13C6, 99%; 4-hydroxy- 18O,  90-95%) neat 0.01 g
          S-024 HU-210 Spice  cannabinoid (unlabeled) 100 µg/mL in  methanol 1 mL
          H-001 Hydrochlorothiazide  (unlabeled) 1 mg/mL in  methanol 1 mL
          H-005 Hydrocodone (D3, 98%) 100 µg/mL in  methanol 1 mL
          H-008 Hydrocodone (D3, 98%) 1000 µg/mL in  methanol 1 mL
          H-048 Hydrocodone (D6, 98%) 1 mg/mL in  methanol 1 mL
          H-047 Hydrocodone (D6, 98%) 100 µg/mL in  methanol 1 mL
          H-003 Hydrocodone  (unlabeled) 1000 µg/mL in  methanol 1 mL
          H-006 Hydromorphone (D3, 98%) 100 µg/mL in  methanol 1 mL
          H-010 Hydromorphone (D3, 98%) 1000 µg/mL in  methanol 1 mL
          H-004 Hydromorphone  (unlabeled) 1000 µg/mL in  methanol 1 mL
          H-049 Hydromorphone (D6, 98%) 100 µg/mL in  methanol 1 mL
          H-051 Hydromorphone-3-b-D-glucuronide (unlabeled) 100 µg/mL in  methanol:water (1:1) 1 mL
          A-904 a-Hydroxyalprazolam (D5, 98%) 100 µg/mL in  methanol 1 mL
          A-908 a-Hydroxyalprazolam (D5, 98%) 1000 µg/mL in  methanol 1 mL
          A-907 a-Hydroxyalprazolam (unlabeled) 1 mg/mL in  methanol 1 mL
          A-905 a-Hydroxyalprazolam (unlabeled) 100 µg/mL in  methanol 1 mL
          H-017 m-Hydroxybenzoylecgonine  (unlabeled) 1 mg/mL in  methanol 1 mL
          H-062 (±)-Hydroxybupropion  (D6, 98%) 100 µg/mL in  acetonitrile 1 mL
          H-066 (±)-Hydroxybupropion  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          D-091 10,11-dihydro-10-Hydroxycarbamazepine  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          H-119 m-Hydroxycocaine  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          H-101 trans-3’-Hydroxycotinine (unlabeled) 1 mg/mL in  methanol 1 mL
          H-919 2-Hydroxyethylflurazepam  (D4, 98%) 100 µg/mL in  methanol 1 mL
          F-902 2-Hydroxyethylflurazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          F-901 2-Hydroxyethylflurazepam  (unlabeled) 100 µg/mL in  methanol 1 mL
          H-921 a-Hydroxymidazolam (D4, 98%) 100 µg/mL in  methanol 1 mL
          H-922 a-Hydroxymidazolam (unlabeled) 1 mg/mL in  methanol 1 mL
          H-902 a-Hydroxymidazolam (unlabeled) 100 µg/mL in  methanol 1 mL
          IMPM-005-05 10-Hydroxymorphine  (unlabeled) 100 µg/mL in  methanol 1 mL
          H-098 6ab-Hydroxyoxymorphone (D3, 98%) 100 µg/mL in  methanol 1 mL
          H-096 17a-Hydroxyprogesterone  (2,2,4,6,6,21,21,21-D8, 98%) 100 µg/mL in  methanol 1 mL
          H-081 7-Hydroxyquetiapine  (unlabeled) 1 mg/mL in  methanol 1 mL
          H-076 9-Hydroxyrisperidone  (unlabeled) 1 mg/mL in  methanol 1 mL
          T-916 a-Hydroxytriazolam (D4, 98%) 1 mg/mL in  methanol 1 mL
          T-909 a-Hydroxytriazolam (D4, 98%) 100 µg/mL in  methanol 1 mL
          T-911 a-Hydroxytriazolam (unlabeled) 1 mg/mL in  methanol 1 mL
          T-915 a-Hydroxytriazolam  (unlabeled) 100 µg/mL in methanol 1 mL
          I-902 Imipramine  (unlabeled) 1 mg/mL in  methanol 1 mL
          DLM-3035 Imipramine·HCl  (2,4,6,8-D4,  98%) CP 97% neat 2 mg
          I-903 Imipramine maleate  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          DLM-10541 Iopromide (N-methyl-D3, 98%) neat 1 mg
          DLM-10609 5-Chloro-2-methyl-4-isothiazolin-3-one  (N-methyl-D3, 98%) neat Please inquire
          I-021 Itraconazole (D4, 98%) 1 mg/mL in  methanol with 1% in 1 M HCl 1 mL
          S-025 JWH-018 Spice  cannabinoid (unlabeled) 100 µg/mL in  methanol 1 mL
          S-027 JWH-073 Spice  cannabinoid (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          S-035 JWH-018  3-Hydroxypentyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-039 JWH-018  4-Hydroxypentyl metabolite (indole-D5, 98%) 100 µg/mL in  methanol 1 mL
          S-054 JWH-018  5-Hydroxypentyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-033 JWH-018  5-Pentanoic acid metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-043 JWH 019  6-Hydroxyhexyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-036 JWH-073 4-Butanoic  acid metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-040 JWH-073  3-Hydroxybutyl metabolite (indole-D5, 98%) 100 µg/mL in  methanol 1 mL
          S-037 JWH-073  3-Hydroxybutyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-053 JWH-073  4-Hydroxybutyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-056 JWH-122  4-Hydroxypentyl metabolite-D5 (indole-D5) 100 µg/mL in  methanol 1 mL
          S-049 JWH-122  4-Hydroxypentyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-046 JWH-250  4-Hydroxypentyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-045 JWH-250  5-Hydroxypentyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          K-003 Ketamine·HCl (D4, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          K-002 Ketamine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          CLM-7118 Ketoconazole  (carbonyl-13C,  99%) neat Please inquire
          CNLM-10406 Kevetrin·HCl (13C2, 98%; 15N3, 98%) CP 95% neat 1 mg
          L-029 Lacosamide  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          CNLM-7633 Lamotrigine (5,6-13C2, 99%; 5-amino-15N, 98%) neat 0.01 g
          L-019 Lamotrigine  (unlabeled) 1 mg/mL in  methanol 1 mL
          L-004 Lampa (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          L-025 (-)-Levamisole·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          L-031 Levetiracetam (D6, 98%) 1 mg/mL in  methanol 1 mL
          L-023 Levetiracetam (D6, 98%) 100 µg/mL in  methanol 1 mL
          L-020 Levetiracetam  (unlabeled) 1 mg/mL in  methanol 1 mL
          L-010 Levomethorphan  (unlabeled) neat 10 mg
          L-044 Levorphanol  tartrate (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          L-018 Lidocaine  (unlabeled) 1 mg/mL in  methanol 1 mL
          CLM-10633-B Lorazepam (ring-[a]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          L-911 Lorazepam (D4, 98%) 1 mg/mL in  acetonitrile 1 mL
          L-902 Lorazepam (D4, 98%) 100 µg/mL in  acetonitrile 1 mL
          L-901 Lorazepam  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          L-021 Lorezapam  glucuronide (unlabeled) 100 µg/mL  acetonitrile:water (1:1) 1 mL
          L-907 Lormetazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          L-002 LSD (D3, 98%) 100 µg/mL in  acetonitrile 1 mL
          L-005 LSD (unlabeled) 25 µg/mL in  acetonitrile 1 mL
          O-013 2-oxo-3-hydroxy-LSD  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          L-035 Lurasidone·HCl (D8, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          S-093 Mam2201  4-hydroxypentyl metabolite (indole-D5) 100 µg/mL in  methanol 1 mL
          M-102 DL-MBDB·HCl  (unlabeled) 1 mg/mL in  methanol 1 mL
          M-027 (±)-MDA (D5, 98%) 1000 µg/mL in  methanol 1 mL
          M-010 DL-MDA (D5, 98%) 100 µg/mL in  methanol 1 mL
          M-012 DL-MDA (unlabeled) 1000 µg/mL in  methanol 1 mL
          CLM-10394-B DL-MDA·HCl (ring-13C6, 98%) CP 95% 50 µg/mL in methanol 1 mL
          M-068 (±)-MDEA (D5, 98%) 1000 µg/mL in  methanol 1 mL
          M-081 (±)-MDEA (D6, 98%) 100 µg/mL in  methanol 1 mL
          M-082 (±)-MDEA (D6, 98%) 1000 µg/mL in  methanol 1 mL
          M-067 DL-MDEA (D5, 98%) 100 µg/mL in  methanol 1 mL
          M-065 DL-MDEA  (unlabeled) 1000 µg/mL in  methanol 1 mL
          CLM-10393-B DL-MDEA·HCl (ring-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          M-029 (±)-MDMA (D5, 98%) 1000 µg/mL in  methanol 1 mL
          M-011 DL-MDMA (D5, 98%) 100 µg/mL in  methanol 1 mL
          M-013 DL-MDMA  (unlabeled) 1000 µg/mL in  methanol 1 mL
          M-920 Maprotiline·HCl 1 mg/mL in  methanol (as free base) 1 mL
          M-095 Melatonin  (unlabeled) 1 mg/mL in  methanol 1 mL
          M-036 Meperidine (D4, 98%) 100 µg/mL in  methanol 1 mL
          M-038 Meperidine (D4, 98%) 1000 µg/mL in  methanol 1 mL
          M-035 Meperidine  (unlabeled) 1000 µg/mL in  methanol 1 mL
          M-139 Mephedrone·HCl (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          M-138 Mephedrone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          M-039 Meprobamate  (unlabeled) 1 mg/mL in  methanol 1 mL
          M-051 Mescaline·HCl (D9, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          M-047 Mescaline·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          M-148 (±)-Metanephrine·HCl  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          DLM-7861 Metformin·HCl  (dimethyl-D6,  99%) neat Please inquire
          M-072 Metformin·HCl  (unlabeled) 1 mg/mL (as free  base) 1 mL
          CLM-1280 Methacetin  (methoxy-13C,  99%) neat 1 g, 10 g
          M-021 (±)-Methadone (D3, 98%) 1 mg/mL in  methanol 1 mL
          M-008 (±)-Methadone (D3, 98%) 100 µg/mL in  methanol 1 mL
          M-089 (±)-Methadone (D9, 98%) 1 mg/mL in  methanol 1 mL
          M-088 (±)-Methadone (D9, 98%) 100 µg/mL in  methanol 1 mL
          M-019 (±)-Methadone  (unlabeled) 100 µg/mL in  methanol 1 mL
          M-007 DL-Methadone  (unlabeled) 1000 µg/mL in  methanol 1 mL
          M-034 (±)-Methamphetamine  (D8, 98%) 1 mg/mL in  methanol 1 mL
          M-016 (±)-Methamphetamine  (D8, 98%) 100 µg/mL in  methanol 1 mL
          M-090 (±)-Methamphetamine  (D9, 98%) 100 µg/mL in  methanol 1 mL
          M-091 (±)-Methamphetamine  (D9, 98%) 1 mg/mL in  methanol 1 mL
          M-092 (±)-Methamphetamine  (D14, 98%) 100 µg/mL in  methanol 1 mL
          M-093 (±)-Methamphetamine  (D14, 98%) 1 mg/mL in  methanol 1 mL
          M-022 (±)-Methamphetamine  (unlabeled) 100 µg/mL in  methanol 1 mL
          M-020 (+)-Methamphetamine  (unlabeled) 1 mg/mL in  methanol 1 mL
          M-004 DL-Methamphetamine  (D5, 98%) 100 µg/mL in  methanol 1 mL
          M-023 DL-Methamphetamine  (D5, 98%) 1000 µg/mL in  methanol 1 mL
          M-059 DL-Methamphetamine  (D11, 98%) 100 µg/mL in  methanol 1 mL
          M-060 DL-Methamphetamine  (D11, 98%) 1000 µg/mL in  methanol 1 mL
          M-009 DL-Methamphetamine  (unlabeled) 1000 µg/mL in  methanol 1 mL
          M-024 R(-)Methamphetamine  (unlabeled) 1 mg/mL in  methanol 1 mL
          M-025 Methamphetamine/cocaine/heroin  mix (unlabeled) 250 µg/mL in  acetonitrile 1 mL
          CLM-10390-B DL-Methamphetamine·HCl  (ring-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          M-912 Methandienone  (unlabeled) 1 mg/mL in  1,2-dimethoxyethane 1 mL
          M-014 Methaqualone (D7, 98%) 100 µg/mL in  methanol 1 mL
          M-015 Methaqualone  (unlabeled) 1000 µg/mL in  methanol 1 mL
          M-189 (±)-Methcathinone·HCl  (D3, 98%) 100 µg/mL in  acetonitrile (as free base) 1 mL
          M-061 2R-Methcathinone·HCl (unlabeled) 1 mg/mL in  methanol 1 mL
          M-055 2S-Methcathinone·HCl (unlabeled) 1 mg/mL in  methanol 1 mL
          M-147 Methedrone·HCl (unlabeled) 1 mg/mL in methanol (as free base) 1 mL
          M-164 Methiopropamine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          M-079 Methohexital (D5, 98%) 100 µg/mL in  methanol 1 mL
          M-136 Methotrexate  (unlabeled) 1 mg/mL in  methanol with 0.1 N sodium hydroxide 1 mL
          M-156 Methoxetamine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          M-192 Methoxyphenidine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          DLM-2646 5-Methoxytryptamine·HCl  (a,a,b,b-D4, 98%) neat 0.01 g, 0.1 g
          M-150 3,4-Methylenedioxypyrovalerone·HCl  (MDPV) (D8,  98%) 100 µg/mL in  methanol (as free base) 1 mL
          M-146 3,4-Methylenedioxypyrovalerone·HCl  (MDPV) (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          M-129 Methylephedrine  (unlabeled) 1 mg/mL in  methanol 1 mL
          M-194 (±)-cis-3-Methylfentanyl·HCl (unlabeled) 100 µg/mL in  methanol (as free base) 0.5 mL
          M-174 Methylhexanamine·HCl  (DMAA HCl) (D4,  98%) 100 µg/mL in  methanol (as free base) 1 mL
          M-157 Methylhexanamine·HCl  (DMAA HCl) (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          M-080 Methylmalonic acid  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          N-074 4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanol  (NNAL) (unlabeled) 1 mg/mL in  methanol 1 mL
          N-076 4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanone  (NNK) (unlabeled) 1 mg/mL in  methanol 1 mL
          M-141 Methylone·HCl (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          M-140 Methylone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          M-127 Methylphenidate·HCl  (D9, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          M-083 Methylphenidate·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          M-906 17a-Methyltestosterone (unlabeled) 1 mg/mL in  1,2-dimethoxyethane 1 mL
          M-123 Metoprolol  tartrate (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          M-183 Metronidazole  (unlabeled) 2 mg/mL in  methanol 1 mL
          M-901 Mianserin (D3, 98%) 100 µg/mL in  methanol 1 mL
          M-919 Mianserin·HCl  (unlabeled) 1000 µg/mL in  methanol (as free base) 1 mL
          CLM-10634-B Midazolam (ring-[a]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          M-908 Midazolam  (unlabeled) 1 mg/mL in  methanol 1 mL
          M-918 Midazolam maleate  (D4, 98%) 100 µg/mL in  methanol 1 mL
          M-191 Mirtazapine (D3, 98%) 100 µg/mL in  methanol 1 mL
          M-128 Mirtazapine  (unlabeled) 1 mg/mL in  methanol 1 mL
          M-084 Modafinil  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          M-142 Modafinil acid  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          M-001 1-Mononitroglycerin  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          DLM-10407 Moricizine  hydrochloride (D8, 98%) CP 95% neat 1 mg
          M-003 Morphine (D3, 98%) 100 µg/mL in  methanol 1 mL
          M-006 Morphine (D3, 98%) 1000 µg/mL in  methanol 1 mL
          M-085 Morphine (D6, 98%) 100 µg/mL in  methanol 1 mL
          M-086 Morphine (D6, 98%) 1 mg/mL in  methanol 1 mL
          CNLM-10392-B Morphine  (9,10,15,16-13C4, 98%; 15N, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          M-005 Morphine  (unlabeled) 1 mg/mL in  methanol 1 mL
          M-030 Morphine  (unlabeled) 100 µg/mL in  methanol 1 mL
          M-017 Morphine-3-b-D-glucuronide (D3, 98%) 100 µg/mL in  methanol 1 mL
          M-018 Morphine-3-b-D-glucuronide (unlabeled) 100 µg/mL in  methanol 1 mL
          M-031 Morphine-3-b-D-glucuronide (unlabeled) 1 mg/mL in  methanol:water (1:1) 1 mL
          M-120 Morphine-6-b-D-glucuronide (D3, 98%) 100 µg/mL in  methanol:water (1:1) 1 mL
          CNLM-10391-B Morphine-6-b-D-glucuronide (13C10, 98%; 15N, 98%) CP 95% 50 µg/mL in  methanol:water (1:4) 1 mL
          M-046 Morphine-6-b-D-glucuronide (unlabeled) 1 g/ml in  methanol:water (1:4) 1 mL
          M-096 Morphine-6-b-D-glucuronide (unlabeled) 100 µg/mL in  methanol:water (1:1) 1 mL
          DLM-1881SA Morphine·H2O (N-methyl-D3, 98%) 0.1 mg/mL in  methanol Please inquire
          M-188 MT-45  dihydrochloride (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          A-056 Multicomponent  Alcohol Mix 1000 (unlabeled) 1000 µg/mL of each  component in water 1.2 mL
          M-106 Mycophenolic acid  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          N-051 Nalbuphine·HCl (unlabeled) 1 mg/mL in methanol (as free base) 1 mL
          N-924 Nalorphine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          N-004 Naloxone  (unlabeled) 1 mg/mL in  methanol 1 mL
          N-109 Naloxone-3b-D-glucuronide (D5, 98%) 100 µg/mL in  methanol:water (90:10) 1 mL
          N-081 6b-Naltrexol (D3, 98%) 100 µg/mL in  methanol 1 mL
          N-038 6b-Naltrexol (unlabeled) 1 mg/mL in  methanol 1 mL
          N-104 6b-Naltrexol-3-b-D-glucuronide (unlabeled) 1 mg/mL in  methanol:water (4:1) 1 mL
          N-047 Naltrexone (D3, 98%) 100 µg/mL in  methanol 1 mL
          CNLM-10639-B Naltrexone  (9,15,16-13C3, 98%;17-15N, 98%) CP  95% 50 µg/mL in  methanol 1 mL
          N-007 Naltrexone  (unlabeled) 1 mg/mL in  methanol 1 mL
          N-106 Naltrexone-3-b-D-glucuronide (unlabeled) 100 µg/mL in  methanol 1 mL
          N-050 Nandrolone  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          N-067 Naphyrone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          CLM-7522 Naproxen, sodium  salt (O-methyl-13C, 98%) neat Please inquire
          I-019 25I-NBOH·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          H-115 25H-NBOMe·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          I-017 25I-NBOMe·HCl (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          V-016 Nicotinamide  (vitamin B3)  (unlabeled) 1 mg/mL in  methanol 1 mL
          N-048 (±)-Nicotine (D4, 98%) 100 µg/mL in  acetonitrile 1 mL
          CLM-3914 DL-Nicotine  (3’,4’,5’-13C3, 99%) 100 µg/mL in  acetonitrile 1.2 mL
          CLM-3914 DL-Nicotine  (3’,4’,5’-13C3, 99%) neat 0.1 g
          DLM-1818 DL-Nicotine  (methyl-D3,  98%) neat 0.1 g, 0.5 g
          N-008 S(-)-Nicotine (unlabeled) 1 mg/mL in  methanol 1 mL
          V-017 Nicotinic acid  (vitamin B3)  (unlabeled) 1 mg/mL in  methanol 1 mL
          N-073 Nimetazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          N-901 Nitrazepam (D5, 98%) 100 µg/mL in  acetonitrile 1 mL
          N-906 Nitrazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          N-921 Norbuprenorphine  (D3, 98%) 1 mg/mL in  methanol 1 mL
          N-920 Norbuprenorphine  (D3, 98%) 100 µg/mL in  methanol 1 mL
          N-059 Norbuprenorphine  (unlabeled) 1 mg/mL in  methanol 1 mL
          N-912 Norbuprenorphine  (unlabeled) 100 µg/mL in  methanol 1 mL
          N-045 Norbuprenorphine  glucuronide (unlabeled) 100 µg/mL in  methanol 1 mL
          N-034 Norcocaine·HCl (D3, 98%) 100 µg/mL in  acetonitrile (as free base) 1 mL
          N-003 Norcocaine·HCl  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          N-082 Norcodeine (D3, 98%) 1 mg/mL in  methanol 1 mL
          N-005 Norcodeine  (unlabeled) 1 mg/mL in  methanol 1 mL
          CLM-10635-B Nordiazepam  (ring-[a]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          N-911 Nordiazepam (D5, 98%) 1 mg/mL in  methanol 1 mL
          N-903 Nordiazepam (D5, 98%) 100 µg/mL in  methanol 1 mL
          DLM-1885 Nordiazepam  (phenyl-D5,  98%) neat Please inquire
          N-905 Nordiazepam  (unlabeled) 1000 µg/mL in  methanol 1 mL
          N-043 (±)-Norephedrine·HCl  (D3, 98%) 1 mg/mL in  methanol (as free base) 1 mL
          N-069 (±)-Norepinephrine·HCl  (D6, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          N-055 Norfentanyl  oxalate (D5,  98%) 1 mg/mL in  methanol (as free base) 1 mL
          N-030 Norfentanyl  oxalate (D5,  98%) 100 µg/mL in  methanol 1 mL
          N-031 Norfentanyl  oxalate (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          N-922 Norfluoxetine  oxalate (D6,  98%) 100 µg/mL in  methanol 1 mL
          N-102 Norfluoxetine  oxalate (D6,  98%) 1 mg/mL in  methanol (as free base) 1 mL
          N-923 Norfluoxetine  oxalate (unlabeled) 1000 µg/mL in  methanol 1 mL
          N-054 Norhydrocodone·HCl  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          N-053 Norhydrocodone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          N-037 (±)-Norketamine·HCl  (D4, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          N-036 (±)-Norketamine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          N-124 Norlidocaine (unlabeled) 1 mg/mL in methanol 1 mL
          N-083 Normeperidine (D4, 98%) 1 mg/mL in  methanol 1 mL
          N-020 Normeperidine (D4, 98%) 100 µg/mL in  methanol 1 mL
          N-089 Normeperidine  (unlabeled) 1 mg/mL in  methanol 1 mL
          N-017 Normeperidine  (unlabeled) 100 µg/mL in  methanol 1 mL
          N-068 (±)-Normetanephrine·HCl  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          DLM-8609 DL-Normetanephrine·HCl  (a,b,b-D3, 98%) neat 5 mg, 10 mg
          N-006 Normorphine  (unlabeled) 1 mg/mL in  methanol 1 mL
          DLM-9017 DL-Nornicotine  (pyridine-D4,  98%) neat Please inquire
          N-032 Noroxycodone·HCl  (D3, 98%) 100 µg/mL in  acetonitrile (as free base) 1 mL
          N-011 Noroxycodone·HCl  (unlabeled) 1000 µg/mL in  methanol 1 mL
          N-012 Noroxymorphone·HCl  (unlabeled) 100 µg/mL in  methanol:DMSO* (4:1) (as free base) 1 mL
          N-919 (±)-Norpropoxyphene  maleate (D5,  98%) 1 mg/mL in  methanol 1 mL
          N-913 D-Norpropoxyphene  maleate (unlabeled) 1000 µg/mL in  methanol (as free base) 1 mL
          N-904 DL-Norpropoxyphene  maleate (D5,  98%) 100 µg/mL in  methanol 1 mL
          N-046 (+)-Norpseudoephedrine·HCl  (cathine·HCl) (unlabeled) 100 µg/mL in  methanol (as free base) 1 mL
          N-087 (±)-Norpseudoephedrine·HCl  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          N-070 Norquetiapine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          N-049 Norsertraline·HCl  (unlabeled) 100 µg/mL in  methanol (as free base) 1 mL
          N-061 Nortilidine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          N-090 Nortriptyline·HCl  (D3, 98%) 1 mg/mL in  methanol (as free base) 1 mL
          N-902 Nortriptyline·HCl  (D3, 98%) 100 µg/mL in  methanol 1 mL
          DLM-3038 Nortriptyline·HCl  (methyl-D3,  98%) neat 5 mg, 0.1 g
          N-907 Nortriptyline·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          DLM-10618 Obeticholic acid  (2,2,4,4-D4,  98%) neat 1 mg
          O-035 Olanzapine (D8, 98%) 100 µg/mL in  acetonitrile 1 mL
          O-024 Olanzapine  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          O-021 Omeprazole  (unlabeled) 1 mg/mL in  methanol 1 mL
          O-020 Opiate  multi-component mixture-5 (unlabeled) 250 µg/mL in  methanol 1 mL
          O-034 Over-the-counter  multi-component mixture-6 (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          CLM-10636-B Oxazepam (ring-[a]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          O-901 Oxazepam (D5, 98%) 100 µg/mL in  acetonitrile 1 mL
          O-904 Oxazepam (D5, 98%) 1000 µg/mL in  methanol 1 mL
          DLM-1888 Oxazepam (phenyl-D5, 98%) neat Please inquire
          O-902 Oxazepam  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          O-038 Oxazepam  glucuronide (D5, 98%) 100 µg/mL in  methanol 1 mL
          O-023 Oxazepam  glucuronide (unlabeled) 100 µg/mL in  methanol 1 mL
          O-025 Oxcarbazepine  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          O-005 Oxycodone (D3, 98%) 100 µg/mL in  methanol 1 mL
          O-006 Oxycodone (D3, 98%) 1 mg/mL in  methanol 1 mL
          O-007 Oxycodone (D6, 98%) 100 µg/mL in  methanol 1 mL
          O-008 Oxycodone (D6, 98%) 1 mg/mL in  methanol 1 mL
          O-002 Oxycodone  (unlabeled) 1000 µg/mL in  methanol 1 mL
          O-019 Oxymorphone (D3, 98%) 1 mg/mL in  methanol 1 mL
          O-003 Oxymorphone (D3, 98%) 100 µg/mL in  methanol 1 mL
          O-004 Oxymorphone  (unlabeled) 1000 µg/mL in  methanol 1 mL
          O-031 Oxymorphone-3-b-D-glucuronide (internal standard)  (D3, 98%) 100 µg/mL in  methanol:water (1:1) 1 mL
          O-030 Oxymorphone-3-b-D-glucuronide (unlabeled) 100 µg/mL in  methanol:water (1:1) 1 mL
          S-095 PB-22  4-hydroxypentyl metabolite (indole-D5, 98%) 100 µg/mL in  acetonitrile 1 mL
          S-094 PB-22  4-hydroxypentyl metabolite (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          S-097 PB-22 5-pentanoic  acid metabolite (indole-D5, 98%) 100 µg/mL in  methanol 1 mL
          S-096 PB-22 5-pentanoic acid metabolite  (unlabeled) 100 µg/mL in methanol 1 mL
          S-076 PB-22 (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          S-075 5-fluoro PB-22  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          P-071 Pain-management  multi-component opiate mixture-13 100 µg/mL each  component; 10 µg/mL fentanyl in methanol 1 mL
          F-048 Para-fluorobutyryl  fentanyl (PFBF) (unlabeled) 100 µg/mL in  methanol 0.5 mL
          IMPC-051-03 Paraxanthine  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-915 Paroxetine maleate  (D6, 98%) 100 µg/mL in  methanol 1 mL
          P-916 Paroxetine maleate  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          P-073 Pentazocine  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-009 Pentobarbital (D5, 98%) 100 µg/mL in  methanol 1 mL
          P-013 Pentobarbital (D5, 98%) 1000 µg/mL in  methanol 1 mL
          P-010 Pentobarbital  (unlabeled) 1 mg/mL in  methanol 1 mL
          CLM-1296 Phenacetin  (ethoxy-1-13C,  99%) neat 0.5 g, 1 g
          P-080 Phenazepam  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          P-003 Phencyclidine (D5, 98%) 100 µg/mL in  methanol 1 mL
          P-006 Phencyclidine (D5, 98%) 1000 µg/mL in  methanol 1 mL
          P-007 Phencyclidine  (unlabeled) 1000 µg/mL in  methanol 1 mL
          P-045 Pheniramine  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-017 Phenobarbital  (2-methylbutyl-3,3,4,4,4-D5, 98%) 1 mg/mL in  methanol 1 mL
          P-004 Phenobarbital  (2-methylbutyl-3,3,4,4,4-D5, 98%) 100 µg/mL in  methanol 1 mL
          P-018 Phenobarbital  (5-ethyl-D5,  98%) 100 µg/mL in  methanol 1 mL
          P-019 Phenobarbital  (5-ethyl-D5,  98%) 1000 µg/mL in  methanol 1 mL
          DLM-433 Phenobarbital  (ethyl-D5,  98%) neat 0.1 g
          P-008 Phenobarbital  (unlabeled) 1000 µg/mL in  methanol 1 mL
          P-023 Phentermine  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-034 Phentermine·HCl (D5, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          P-079 (±)-Phenylephrine·HCl  (D3, 98%) 100 µg/mL in  methanol  with 5% 1 M HCl (as free  base) 1 mL
          P-078 R(-)-Phenylephrine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          P-038 (±)-Phenylpropanolamine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          P-067 Phenytoin (D10, 98%) 100 µg/mL in  methanol 1 mL
          P-063 Phenytoin  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-119 Pholcodine  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-050 PMA·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          P-051 PMMA·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          P-108 Posaconazole (D4, 98%) 1 mg/mL in  methanol 1 mL
          CLM-10637-B Prazepam (ring-[a]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          P-906 Prazepam  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-106 Pregabalin (13C3, 98%) 100 µg/mL in  methanol 1 mL
          P-072 Pregabalin (D6, 98%) 100 µg/mL in  methanol 1 mL
          P-066 Pregabalin  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-075 Primidone  (unlabeled) 1 mg/mL in  methanol 1 mL
          CLM-10557 Probucol (propyl-13C3, 99%) CP 96% neat 0.01 g, 0.05 g
          P-077 Propofol (D17, 98%) 100 µg/mL in  methanol 1 mL
          P-076 Propofol  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-913 (±)-Propoxyphene  (D11, 98%) 100 µg/mL in  methanol 1 mL
          P-011 D-Propoxyphene  (unlabeled) 1000 µg/mL in  acetonitrile 1 mL
          P-904 DL-Propoxyphene (D5, 98%) 1 mg/mL in  methanol 1 mL
          P-901 DL-Propoxyphene (D5, 98%) 100 µg/mL in  methanol 1 mL
          P-055 Propranolol·HCl  (unlabeled) 100 µg/mL in  methanol 1 mL
          P-088 Protriptyline·HCl  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          P-903 Protriptyline·HCl  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-035 (+)-Pseudoephedrine (unlabeled) 1 mg/mL in methanol 1 mL
          P-036 (-)-Pseudoephedrine  (unlabeled) 1 mg/mL in  methanol 1 mL
          P-056 Pseudoephedrine·HCl  (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          P-098 Psilocin  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          V-018 Pyridoxine·HCl  (vitamin B6)  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          P-081 Pyrovalerone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          P-090 a-Pyrrolidinovalerophenone·HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          Q-002 Quetiapine  hemifumarate (D8, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          Q-001 Quetiapine  hemifumarate (unlabeled) 1 mg/mL in  methanol 1 mL
          DLM-9220 Rapamycin (D3, 98%) neat 1 mg, 5 mg,
                   10 mg
          V-011 Retinol (vitamin  A) (unlabeled) 100 µg/mL in  ethanol with 0.1% (w/v) BHT* 1 mL
          V-012 Retinyl palmitate  (vitamin A) (unlabeled) 100 µg/mL in  ethanol with 0.1% (w/v) BHT* 1 mL
          R-026 Remifentanil acid  (unlabeled) 100 µg/mL in  acetonitrile 1 mL
          V-067 (-)-Riboflavin  (vitamin B2)  (unlabeled) 100 µg/mL in 1%  ammonium acetate 1 mL
                 in 1:1 methanol:water  
          R-006 Risperidone  (unlabeled) 1 mg/mL in  methanol 1 mL
          R-011 Ritalinic acid·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          R-014 (±)-threo-Ritalinic  acid·HCl (D10,  98%) 100 µg/mL in  methanol (as free base) 1 mL
          S-042 Salicylic acid (D4, 98%) 100 µg/mL in  acetonitrile 1 mL
          S-019 Salicylic acid  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          S-012 Salvinorin A  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          S-098 (-)-Scopolamine  HBR (unlabeled) 1 mg/mL in 10%  water in acetonitrile (as free base) 1 mL
          DLM-2659 DL-Secobarbital  (1-methyl-D3,  butyl-2,2-D2,98%) neat Please inquire
          S-001 Secobarbital (D5, 98%) 100 µg/mL in  methanol 1 mL
          S-048 Secobarbital (D5, 98%) 1 mg/mL in  methanol 1 mL
          S-002 Secobarbital  (unlabeled) 1 mg/mL in  methanol 1 mL
          S-003 R(-)-Selegiline  (unlabeled) 1 mg/mL in  methanol 1 mL
          S-021 Sertraline  (unlabeled) 1 mg/mL in  methanol 1 mL
          S-026 Sertraline·HCl (D3, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          S-011 Sibutramine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          S-010 Sildenafil  (unlabeled) 1 mg/mL in  methanol 1 mL
          S-015 Sirolimus  (rapamycin) (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          G-003 Sodium g-hydroxybutyrate (2,2,3,3,4,4-D6, 98%) 100 µg/mL in  methanol 1 mL
          G-006 Sodium g-hydroxybutyrate (2,2,3,3,4,4-D6, 98%) 1000 µg/mL in  methanol 1 mL
          S-038 Spice cannabinoid  mix (unlabeled) 100 µg/mL of each  component in acetonitrile 1 mL
          ULM-10473-C Stanozolol  (unlabeled) 100 µg/mL in  methanol 1 mL
          S-008 Sufentanil citrate  (unlabeled) 100 µg/mL in  methanol (as free base) 1 mL
          CLM-3045 Sulfamethazine  (phenyl-13C6, 99%) 100 µg/mL in  acetonitrile 1.2 mL
          CLM-3045 Sulfamethazine  (phenyl-3C6, 99%) neat 10 mg
          ULM-7220 Sulfamethazine  (unlabeled) 100 µg/mL in  acetonitrile 1.2 mL
          T-066 Tacrolimus (13C, 99%; D2, 98%) 100 µg/mL in  acetonitrile 1 mL
          T-049 Tacrolimus  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          T-058 Tapentadol·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          CLM-10638-B Temazepam (ring-[a]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          T-912 Temazepam (D5, 98%) 1 mg/mL in  methanol 1 mL
          T-902 Temazepam (D5, 98%) 100 µg/mL in  methanol 1 mL
          T-907 Temazepam  (unlabeled) 1000 µg/mL in  methanol 1 mL
          T-050 Temazepam  glucuronide, lithium salt (unlabeled) 100 µg/mL in  methanol (as free acid) 1 mL
          CLM-7119 Temozolomide  (methyl-13C,  99%) neat Please inquire
          T-037 Testosterone  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          T-108 THC Cannabinoids  Mixture-3 (unlabeled) 1 mg/mL of each  component in methanol 0.5 mL
          T-032 (-)-d-8-THC (unlabeled) 1 mg/mL in methanol 1 mL
          T-011 (-)-d-9-THC (D3, 98%) 1 mg/mL in  methanol 1 mL
          T-003 (-)-d-9-THC (D3, 98%) 100 µg/mL in  methanol 1 mL
          T-005 (-)-d-9-THC (unlabeled) 1 mg/mL in  methanol 1 mL
          T-047 (±)-d-9-THC (for qualitative use only)  (unlabeled) 100 µg/mL in  heptane 1 mL
          H-041 (±)-11-hydroxy-d-9-THC (D3, 98%) 100 µg/mL in  methanol 1 mL
          H-026 (±)-11-hydroxy-d-9-THC (unlabeled) 100 µg/mL in  methanol 1 mL
          H-027 (±)-11-hydroxy-d-9-THC (unlabeled) 1 mg/mL in  methanol 1 mL
          T-019 (-)-11-nor-9-carboxy-d-9-THC (unlabeled) 1 mg/mL in  methanol 1 mL
          T-018 (-)-11-nor-9-carboxy-d-9-THC (unlabeled) 100 µg/mL in  methanol 1 mL
          T-004 DL-11-nor-9-carboxy-d-9-THC (D3, 98%) 100 µg/mL in  methanol 1 mL
          T-008 DL-11-nor-9-carboxy-d-9-THC (D3, 98%) 1000 µg/mL in  methanol 1 mL
          T-009 DL-11-nor-9-carboxy-d-9-THC (D9, 98%) 1 mg/mL in  methanol 1 mL
          T-007 DL-11-nor-9-carboxy-d-9-THC (D9, 98%) 100 µg/mL in  methanol 1 mL
          T-006 DL-11-nor-9-carboxy-d-9-THC (unlabeled) 100 µg/mL in  methanol 1 mL
          T-080 (±)-cis-11-nor-9-carboxy-d-9-THC-glucuronide (D3, 98%) 100 µg/mL in  methanol 1 mL
          T-038 (+)-11-nor-d-9-THC-9-carboxylic acid  glucuronide (unlabeled) 100 µg/mL in  methanol 1 mL
          T-033 exo-THC  (unlabeled) 1 mg/mL in  methanol 1 mL
          T-116 Thebaine  (unlabeled) 1 mg/mL in  methanol 1 mL
          T-013 Theobromine  (unlabeled) 100 µg/mL in  methanol 1 mL
          IMPC-051-01 Theophylline  (unlabeled) 1 mg/mL in  methanol 1 mL
          V-014 Thiamine·HCl  (Vitamin B1)  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          T-905 Thioridazine  (unlabeled) 1 mg/mL in  methanol 1 mL
          T-068 Tilidine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          T-085 Tizanidine·HCl  (unlabeled) 500 µg/mL in  methanol 1 mL
          V-020 (±)-a-Tocopherol (vitamin E) (unlabeled) 1 mg/mL in  methanol 1 mL
          V-021 (+)-g-Tocopherol (vitamin E) (unlabeled) 1 mg/mL in  methanol 1 mL
          T-041 Topiramate (D12, 98%) 100 µg/mL in  methanol 1 mL
          T-039 Topiramate  (unlabeled) 1000 µg/mL in  methanol 1 mL
          T-020 Tramadol·HCl (13C, 99%; D3, 98%) 1 mg/mL in  methanol (as free base) 1 mL
          T-029 Tramadol·HCl (13C, 98%; D3, 98%) 100 µg/mL in  methanol 1 mL
          CLM-7491 cis-(±)-Tramadol·HCl (methoxy-13C, 99%) neat Please inquire
          T-027 cis-Tramadol·HCl (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          T-079 Trazodone·HCl (D6, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          T-030 Trazodone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          CLM-10640-B Triazolam (ring-[a]-13C6, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          T-908 Triazolam (D4, 98%) 100 µg/mL in  methanol 1 mL
          T-910 Triazolam  (unlabeled) 1 mg/mL in  methanol 1 mL
          CNLM-9258 1,2,4-Triazole  (3,5-13C2, 99%; 1,2,4-15N3, 98%) neat 1 mg, 5 mg
          T-920 3-Trifluoromethylphenylpiperazine·HCl  (D4, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          T-045 3-Trifluoromethylphenylpiperazine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          CLM-7988-A Trimethoprim  (pyrimidine-4,5,6-13C3, 99%) 50 µg/mL in  methanol 1.2 mL
          ULM-7989-A Trimethoprim  (unlabeled) 50 µg/mL in  methanol 1.2 mL
          NMID855 3,4,5-Trimethoxy-cocaine·HCl  (unlabeled) neat 20 mg
          T-904 Trimipramine  (unlabeled) 1 mg/mL in  methanol 1 mL
          S-077 UR-144  5-Hydroxypentyl metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          S-090 UR-144 5-Pentanoic  acid metabolite (indole-D5, 98%) 100 µg/mL in  methanol 1 mL
          S-078 UR-144 5-Pentanoic  acid metabolite (unlabeled) 100 µg/mL in  methanol 1 mL
          V-048 Valeryl  fentanyl·HCl (unlabeled) 100 µg/mL in  methanol (as free base) 0.5 mL
          V-029 Valproic acid (D6, 98%) 1 mg/mL in  methanol 1 mL
          V-006 Valproic acid  (unlabeled) 1 mg/mL in  methanol 1 mL
          V-902 Vardenafil dihydrochloride (unlabeled) 1 mg/mL in methanol (as free base) 1 mL
          V-009 Venlafaxine·HCl (D6, 98%) 100 µg/mL in  methanol (as free base) 1 mL
          V-004 Venlafaxine·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          V-002 Verapamil·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          V-036 (±)-Voriconazole  (D3, 98%) 1 mg/mL in  methanol 1 mL
          W-003 Warfarin  (unlabeled) 1 mg/mL in  acetonitrile 1 mL
          CDLM-10540 Yohimbine (methyl-13C, 99%; methyl-D3 ester, 98%) neat 5 mg, 10 mg
          Z-010 Zaleplon (D4, 98%) 100 µg/mL in  methanol 1 mL
          Z-004 Zaleplon  (unlabeled) 1 mg/mL in  methanol 1 mL
          Z-018 Ziprasidone·HCl  (unlabeled) 1 mg/mL in  methanol (as free base) 1 mL
          Z-001 Zolpidem (D6, 98%) 100 µg/mL in  methanol 1 mL
          Z-008 Zolpidem (D7, 98%) 100 µg/mL in  methanol 1 mL
          CNLM-10641-B Zolpidem  (carbonyl-1,2-13C2, 98%; amide-15N, 98%) CP 95% 50 µg/mL in  methanol 1 mL
          Z-017 Zolpidem  (unlabeled) 1 mg/mL in  methanol 1 mL
          Z-007 Zolpidem  phenyl-4-carboxylic acid (unlabeled) 500 µg/mL in  acetonitrile:water (1:1) 1 mL
          Z-005 Zonisamide  (unlabeled) 1 mg/mL in  methanol 1 mL
          Z-902 Zopiclone (D4, 98%) 1 mg/mL in  acetonitrile 1 mL
          Z-003 Zopiclone  (unlabeled) 1 mg/mL in  acetonitrile 1 mL