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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

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Digoxin Impurity 1

ImpurityLevels of characterisation

Cat. No.: P-D117-013
Formula: C₄₃H₆₈O₁₄
Family: Digoxin

Digoxin Impurity 2

ImpurityLevels of characterisation

Cat. No.: P-D117-014
Formula: C₄₇H₇₆O₂₀
Family: Digoxin

Econazole EP Impurity B Hydrochloride

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-E006-004
Formula: C₁₅H₁₄Cl₃NO·HCl
Family: Econazole

Econazole EP Impurity C Chloride

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-E006-005
Formula: C₂₅H₂₁Cl₄N₂O·Cl
Family: Econazole
Synonyms: Econazole EP Impurity C

Econazole-d4

Isotopically labelledLevels of characterisation

Cat. No.: P-E006-008
Formula: C₁₈H₁₁D₄Cl₃N₂O
Family: Econazole

Enoxacin Impurity 2

ImpurityLevels of characterisation

Cat. No.: P-E049-008
Formula: C₁₀H₈Cl₃NO₃
Family: Enoxacin
Synonyms: Ethyl 3-oxo-3-(2,5,6-trichloro-3-pyridinyl)propanoate

Enoxacin Impurity 3

ImpurityLevels of characterisation

Cat. No.: P-E049-009
Formula: C₁₀H₈Cl₂FNO₃
Family: Enoxacin
Synonyms: Ethyl 3-(2,5-dichloro-6-fluoro-3-pyridinyl)-3-oxopropanoate

Enoxacin Impurity 5

ImpurityLevels of characterisation

Cat. No.: P-E049-011
Formula: C₁₅H₁₇ClN₄O₃
Family: Enoxacin
Synonyms: 7-Chloro-1-ethyl-4-oxo-6-piperazin-1-yl-1,8-naphthyridine-3-carboxylic acid

Enoxacin Impurity 6

ImpurityLevels of characterisation

Cat. No.: P-E049-012
Formula: C₁₉H₂₆N₆O₃
Family: Enoxacin
Synonyms: 1-Ethyl-4-oxo-6,7-di(piperazin-1-yl)-1,8-naphthyridine-3-carboxylic acid

Enoxacin Impurity 7

ImpurityLevels of characterisation

Cat. No.: P-E049-013
Formula: C₁₄H₁₇FN₄O
Family: Enoxacin
Synonyms: 1-Ethyl-6-fluoro-7-piperazin-1-yl-1,8-naphthyridin-4-one

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