Pharmaceutical analytical standards

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

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Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-M073-008
CAS: 2959-04-8
Formula: C₄H₈N₈·HCl
Family: Metformin
Synonyms: Monoguanyl Melamine HCl, N''-(4,6-Diamino-1,3,5-triazin-2-yl)guanidine--hydrogen chloride (1/1)

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-M073-010
CAS: 1985-46-2
Formula: C₅H₁₀N₆
Family: Metformin
Synonyms: N,N-Dimethylmelamine, 2-N,2-N-dimethyl-1,3,5-triazine-2,4,6-triamine

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-M073-011
CAS: 626-32-4
Formula: C₃H₇ClN₆
Family: Metformin
Synonyms: Melamine HCl, 1,3,5-Triazinane-2,4,6-triimine--hydrogen chloride (1/1)

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-M073-012
CAS: 1674-62-0
Formula: C₃H₉N₅·HCl
Family: Metformin
Synonyms: 1-Methylbiguanide hydrochloride, Biguanide, 1-methyl-, monohydrochloride

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-M073-013
CAS: 36801-25-9
Formula: C₃H₉N₅·H₂SO₄
Family: Metformin
Synonyms: Metformin USP Related Compound B Sulfate, Metformin EP Impurity E 3/2 Sulfate

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-N053-003
CAS: 1802-30-8
Formula: C₁₂H₈N₂O₄
Family: Nicotinic Acid
Synonyms: 6,6-Binicotinic Acid, 6-(5-carboxy-2-pyridinyl)pyridine-3-carboxylic acid

Pharmacopoeial impurityLevels of characterisation

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