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Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

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N-Nitroso Brinzolamide

NitrosamineLevels of characterisation

Cat. No.: P-B110-006
Formula: C₁₂H₂₀N₄O₆S₃
Family: Brinzolamide

N-Nitroso Enalapril EP Impurity B

NitrosamineLevels of characterisation

Cat. No.: P-E041-023
Formula: C₁₅H₂₀N₂O₅
Family: Enalapril
Synonyms: N-Nitroso Ramipril EP Impurity F

N-Nitroso Etodolac

NitrosamineLevels of characterisation

Cat. No.: P-E133-019
Formula: C₁₇H₂₀N₂O₄
Family: Etodolac
Synonyms: Etodolac Nitroso Impurity 21

N-Nitroso Etodolac EP Impurity H

NitrosamineLevels of characterisation

Cat. No.: P-E133-020
Formula: C₁₂H₁₄N₂O₂
Family: Etodolac

N-Nitroso Etodolac Impurity 1

NitrosamineLevels of characterisation

Cat. No.: P-E133-018
Formula: C₁₈H₂₂N₂O₄
Family: Etodolac
Synonyms: Methyl 2-(1,8-diethyl-9-nitroso-3,4-dihydropyrano[3,4-b]indol-1-yl)acetate

N-Nitroso Etodolac Impurity 2

NitrosamineLevels of characterisation

Cat. No.: P-E133-021
Formula: C₈H₁₁N₃O
Family: Etodolac
Synonyms: N-Amino-N-(2-ethylphenyl)nitrous amide

N-Nitroso Lopinavir EP Impurity E

NitrosamineLevels of characterisation

Cat. No.: P-L090-013
Formula: C₂₈H₃₃N₃O₄
Family: Lopinavir

N-Nitroso Lopinavir EP Impurity L

NitrosamineLevels of characterisation

Cat. No.: P-L090-014
Formula: C₂₂H₂₄N₄O₆
Family: Lopinavir

N-Nitroso N-Desmethyl Clarithromycin

NitrosamineLevels of characterisation

Cat. No.: P-C181-024
Formula: C₃₇H₆₆N₂O₁₄
Family: Clarithromycin
Synonyms: N-Nitroso-N-Desmethyl-Clarithromycin

N-Nitroso Propafenone EP Impurity B (Racemic)

NitrosamineLevels of characterisation

Cat. No.: P-P211-021
Formula: C₂₁H₂₄N₂O₄
Family: Propafenone

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