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Impurity Reference Standards

7,894 products in this group.

7,894 products · page 80 of 83

Products in this list

(S)-Warfarin

CAS 5543-57-7RS-I011113
COA per lot
(R)-Warfarin

CAS 5543-58-8RS-I009115
COA per lot
D-Tyrosine

CAS 556-02-5RS-I010096
COA per lot
2-Chloropyrimidin-4(3H)-one

CAS 55873-09-1RS-I002124
COA per lot
L-Aspartic acid

CAS 56-84-8RS-I017025
COA per lot
N-Acetyl Metoclopramide

CAS 5608-13-9RS-I014041
COA per lot
α-[(Dimethylamino)methyl]-α-ethyl-benzenemethanol

CAS 5612-61-3RS-I010097
COA per lot
Cefazedone

CAS 56187-47-4RS-I002126
COA per lot
α-Kaurene

CAS 562-28-7RS-I065005
COA per lot
Torasemide

CAS 56211-40-6RS-I013036
COA per lot
(Z)-9-Hexadecenal

CAS 56219-04-6RS-I049009
COA per lot
Alanine Diketopiperazine

CAS 5625-46-7RS-I004085
COA per lot
Epirubicin hydrochloride

CAS 56390-09-1RS-I006061
COA per lot
alpha-Hydroxy Metoprolol

CAS 56392-16-6RS-I004086
COA per lot
1-Methyl-piperidine-3-carboxylic acid

CAS 5657-70-5RS-I015052
COA per lot
7-alfa-Hydroxy-Cholesterol

CAS 566-26-7RS-I004087
COA per lot
Flomoxef Intermediate NaMT(HTT)

CAS 56610-81-2RS-I016043
COA per lot
S-(-)-Etomidate

CAS 56649-47-9RS-I011114
COA per lot
Ethyl 2-cyano-methylmercapto-acetate(Cefmetazole Side Chain Ethyl Ester)

CAS 56795-98-3RS-I006062
COA per lot
D-2’-Deoxyribofuranosyl-3-guanylurea (α/β-Mixture)

CAS 570410-72-9RS-I010098
COA per lot
1,2,3,4-Tetrahydro-4,6-dihydroxy-2-methylisoquinoline Hydrochloride

CAS 57196-61-9RS-I013037
COA per lot
1-(4-chlorobenzyl)-3-[(2RS)-2-[(4-chlorobenzyl)oxy]-2-(2,4-dichlorophenyl)ethyl]imidazolium HCl

CAS 57265-33-5RS-I002129
COA per lot
Aripiprazole N,N-Dioxide

CAS 573691-13-1RS-I004089
COA per lot
1-Hydroxy Bufuralol (Mixture of Diastereomers)

CAS 57704-16-2RS-I007036
COA per lot
1-tert-Butyl 4-methyl 4-ethylpiperidine-1,4-dicarboxylate

CAS 578021-55-3RS-I013038
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Idarubicin hydrochloride

CAS 57852-57-0RS-I005021
COA per lot
Clozapine

CAS 5786-21-0RS-I002130
COA per lot
Caffeine

CAS 58-08-2RS-I002131
COA per lot
Vitamin B6(Pyridoxine hydrochloride)

CAS 58-56-0RS-I057008
COA per lot
Hydrochlorothiazide

CAS 58-93-5RS-I007037
COA per lot
1,2:5,6-Di-O-cyclohexylidene-3-O-Methyl Sulfonyl-Alpha-D-Allofuranose

CAS 58109-18-5RS-I010099
COA per lot
Nicardipine Methyl Amino Derivative

CAS 58368-87-9RS-I014042
COA per lot
Sorafenib-N-oxide

CAS 583840-03-3RS-I011115
COA per lot
3-[(4-hydroxyphenyl)methyl]piperazine-2,5-dione

CAS 5845-66-9RS-I007038
COA per lot
(N-((1E,3E)-3-(phenylimino)prop-1-en-1-yl)aniline)

CAS 58467-92-8RS-I014043
COA per lot
H-ASP-ASP-OH

CAS 58471-53-7RS-I007039
COA per lot
1-Methoxy-2-propanone

CAS 5878-19-3RS-I015054
COA per lot
2-ethylbutyl carbonochloridate

CAS 58906-64-2RS-I006063
COA per lot
Methotrexate (Amethopterin )

CAS 59-05-2RS-I015055
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Levodopa

CAS 59-92-7RS-I017026
COA per lot
Acyclovir

CAS 59277-89-3RS-I004093
COA per lot
1-(3-Bromobenzyl)piperidine

CAS 59507-40-3RS-I012085
COA per lot
1-(4-chlorobenzyl)piperidine

CAS 59507-42-5RS-I002136
COA per lot
6-Chloro-4-phenylquinazolin-2-carboxaldehyde

CAS 5958-05-4RS-I002137
COA per lot
(S)-2-Aminobutanoic Acid Hydrochloride

CAS 5959-29-5RS-I011116
COA per lot
4-CHLOROTHIOPHENE-2-CARBOXYLIC ACID

CAS 59614-95-8RS-I002138
COA per lot
(E)-3,5-Dimethyl-3-heptene

CAS 59643-68-4RS-I006064
COA per lot
Mezlocillin

CAS 59798-30-0RS-I015056
COA per lot
Beta-Asp-Asp

CAS 60079-22-3RS-I012087
COA per lot
Gabapentin

CAS 60142-96-3RS-I047009
COA per lot
L-Ornithine Dimer 2

CAS 60259-82-7RS-I017027
COA per lot
1-chloro-2,6-dinitrobenzene

CAS 606-21-3RS-I002141
COA per lot
2-Ethyl-2-propyl-malonic acid diethyl ester

CAS 6065-62-9RS-I006065
COA per lot
Idarubicinone

CAS 60660-75-5RS-I005022
COA per lot
2-Azido-N-(2-(2,5-dimethoxyphenyl)-2-hydroxyethyl)acetamide

CAS 60681-97-2RS-I004095
COA per lot
(+)-Dimethyl L-Tartrate

CAS 608-68-4RS-I010101
COA per lot
Apremilast

CAS 608141-41-9RS-I004096
COA per lot
(S)-1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanamine

CAS 608141-42-0RS-I011117
COA per lot
1-Methyl-1,2,4-triazole

CAS 6086-21-1RS-I015057
COA per lot
1-Ethyl-2-[(methylamino)methyl]pyrrolidine

CAS 60923-27-5RS-I006066
COA per lot
Penicillin

CAS 61-33-6RS-I001045
COA per lot
1,1-Dimethyl-2-morpholin-4-yl-ethylamine

CAS 6105-75-5RS-I010102
COA per lot
Clavulanate Potassium

CAS 61177-45-5RS-I002145
COA per lot
Perindopril L-Arginine

CAS 612548-45-5RS-I001046
COA per lot
1-[(2R)-3-Hydroxy-2-Methyl-1-oxopropyl]-L-proline

CAS 613256-52-3RS-I009117
COA per lot
(S)-1-Aminoindane

CAS 61341-86-4RS-I011118
COA per lot
Cefotiam

CAS 61622-34-2RS-I002147
COA per lot
(1R,3S)-3-(2,2-dibromovinyl)-2,2-dimethylcyclopropanecarboxylic acid

CAS 61914-48-5RS-I009118
COA per lot
Deoxyepinephrine HCl

CAS 62-32-8RS-I010103
COA per lot
L-Alanine isopropyl ester hydrochloride

CAS 62062-65-1RS-I017028
COA per lot
ISOPROPYL GLYCOLATE

CAS 623-61-0RS-I005023
COA per lot
(4-isopropyl-2,5-dimethoxyphenyl) methanol

CAS 62458-52-0RS-I005024
COA per lot
Captopril

CAS 62571-86-2RS-I002149
COA per lot
Oxiracetam

CAS 62613-82-5RS-I058015
COA per lot
1-(4-Chlorophenyl)ethylamine

CAS 6299-02-1RS-I002152
COA per lot
1-Aminohydantoin

CAS 6301-02-6RS-I004098
COA per lot
1-(pyridin-4-yl)propan-2-one

CAS 6304-16-1RS-I001047
COA per lot
(4S)-4-Propyloxolan-2-one

CAS 63095-60-3RS-I011120
COA per lot
Arginylamide

CAS 63277-12-3RS-I004099
COA per lot
H-D-ALA-OET HCL

CAS 6331-09-5RS-I007042
COA per lot
Aspoxicillin

CAS 63358-49-6RS-I004100
COA per lot
D-Norepinephrine

CAS 636-88-4RS-I010105
COA per lot
(S)-6-Hydroxy Warfarin

CAS 63740-80-7RS-I011121
COA per lot
(S)-7-Hydroxy Warfarin

CAS 63740-81-8RS-I011122
COA per lot
Chlortetracycline hydrochloride(Aureomycin hydrochloride)

CAS 64-72-2RS-I002153
COA per lot
Tetracycline Hydrochloride

CAS 64-75-5RS-I013040
COA per lot
(S)-1-pyrroline-5-carboxylate

CAS 64199-88-8RS-I011123
COA per lot
Cefdinir Side-Chain Ethyl Ester

CAS 64485-82-1RS-I002156
COA per lot
α-[[[4-(5-Chloro-6′-methyl[2,3′-bipyridin]-3-yl)phenyl]sulfonyl]methyl]-4-(methylsulfonyl)benzenemethanol

CAS 646459-43-0RS-I002159
COA per lot
(R)-SN-38

CAS 647852-82-2RS-I009119
COA per lot
1'-Methyl-3,5,6,7-tetrahydrospiro[imidazo[4,5-c]-pyridine-4,4'-piperidine]

CAS 65092-19-5RS-I015058
COA per lot
Ketoconazole

CAS 65277-42-1RS-I065006
COA per lot
2-Cyclohexylcyclohexanol

CAS 6531-86-8RS-I002161
COA per lot
Sitagliptin Monophosphate Monohydrate

CAS 654671-77-9RS-I011124
COA per lot
Sitagliptin Phosphate

CAS 654671-78-0RS-I011125
COA per lot
Cephalexin Diketone

CAS 65870-51-1RS-I002162
COA per lot