USP-Standards from the United States Pharmacopeia

(Cyclohexanecarboxylic acid, 1,3,4,5-tetrahydroxy-, (-)-)

(Cinchonan-9-one, 6'-methoxy-, (8alpha)-)

(Disodium 1-benzimidazol-2-yl-3-methyl-4-oxo-1,4-dihydropyridine-2-carboxylate)

(2-{[(1H-benzo[d]imidazol-2-yl)sulfinyl]methyl}-4-(3-methoxypropoxy)-3-methylpyridine 1-oxide)

(1H-Benzimidazole-2-thiol)

(2-({[4-(3-Methoxypropoxy)-3-methyl-2-pyridyl]methyl}sulfonyl)benzimidazole)

(2-{[4-(3-Methoxypropoxy)-3-methyl-2-pyridyl]methylthio}benzimidazole)

(2-{[(4-Chloro-3-methyl-2-pyridyl)methyl]sulfinyl}benzimidazole)

(1-(2-{4-[6-hydroxy-2-(4-hydroxyphenyl)benzothiophene-3-carbonyl]phenoxy}ethyl)piperidine 1-oxide monohydrate)

(N-{2-[4-(Benzylcarbamoyl)-5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidin-2-yl]propan-2-yl}-5-methyl-1,3,4-oxadiazole-2-carboxamide)

((2S,3aS,6aS)-1-[(S)2-[[(S)-1-(Methoxycarbonyl)-3-phenylpropyl]amino]-1-oxopropyl]-octahydrocyclopenta[b]pyrrole-2-carboxylic acid)

((2S,3aS,6aS)-1-{[(S)-1-Methoxy-1-oxo-4-phenylbutan-2-yl]-L-alanyl}octahydrocyclopenta[b]pyrrole-2-carboxylic acid)

((2S,3aS,6aS)-1-{[(S)-4-Cyclohexyl-1-ethoxy-1-oxobutan-2-yl]-L-alanyl}octahydrocyclopenta[b]pyrrole-2-carboxylic acid hydrochloride)