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Pharmaceutical analytical standards

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

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Methylthioninium Impurity 1

ImpurityLevels of characterisation

Cat. No.: P-M101-005
Formula: C₁₆H₁₉N₃OS
Family: Methylthioninium
Synonyms: 10-Hydroxy-3-N,3-N,7-N,7-N-tetramethylphenothiazine-3,7-diamine

Methylthioninium Impurity 4

ImpurityLevels of characterisation

Cat. No.: P-M101-008
Formula: C₇H₁₀N₂O₃S₂
Family: Methylthioninium

Methylthioninium Impurity 6

ImpurityLevels of characterisation

Cat. No.: P-M101-011
Formula: C₁₅H₁₇N₃S
Family: Methylthioninium

Methylthioninium Impurity A

ImpurityLevels of characterisation

Cat. No.: P-M101-012
Formula: C₁₆H₁₈N₃S
Family: Methylthioninium

Milbemycin Impurity 1

ImpurityLevels of characterisation

Cat. No.: P-M129-011
Formula: C₃₂H₄₄O₈
Family: Milbemycin

Nadifloxacin Impurity 4

ImpurityLevels of characterisation

Cat. No.: P-N002-011
Formula: C₁₉H₁₅FN₂O₄
Family: Nadifloxacin
Synonyms: 7-Fluoro-12-methyl-4-oxo-8-(4-oxo-1-pyridinyl)-1-azatricyclo[7.3.1.05,13]trideca-2,5,7,9(13)-tetraene-3-carboxylic acid

S-Nadifloxacin Sulfate

ImpurityLevels of characterisation

Cat. No.: P-N002-016
Formula: C₁₉H₂₁FN₂O₇S
Family: Nadifloxacin

Octreotide Non-Cyclic System Suitability Marker TFA Salt

ImpurityLevels of characterisation

Cat. No.: P-O009-019
Formula: C₅₂H₇₃N₁₁O₁₁S₂·C₂HF₃O₂
Family: Octreotide

Oxacillin Impurity 2 (Mixture of diastereomers)

ImpurityLevels of characterisation

Cat. No.: P-O046-013
Formula: C₁₉H₁₉N₃O₅S
Family: Oxacillin
Synonyms: (3S,7R)-2,2-Dimethyl-5-(5-methyl-3-phenyl-1,2-oxazol-4-yl)-7,7a-dihydro-3H-imidazo[5,1-b][1,3]thiazole-3,7-dicarboxylic acid

(Z)-Pelubiprofen

ImpurityLevels of characterisation

Cat. No.: P-P033-004
Formula: C₁₆H₁₈O₃
Family: Pelubiprofen
Synonyms: 2-[4-[(Z)-(2-oxocyclohexylidene)methyl]phenyl]propanoic acid

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