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Metformin hydrochloride Impurities

Find here the secondary pharmaceutical standard of the native API Metformin Hydrochloride traceable to USP and PhEur.

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M-196 Cyanoguanidine (Metformin Related Compound A) solution 50 μg/mL in methanol, certified reference material, ampule of 1 mL  
08515 Melamine ≥95.0% (HPLC), pharmaceutical impurity standard 2,4,6-Triamino-1,3,5-triazine Metformin impurity D (Ph Eur) sym-Triaminotriazine
PHR1274 Melamine Pharmaceutical Secondary Standard; Certified Reference Material 2,4,6-Triamino-1,3,5-triazine sym-Triaminotriazine
PHR1532 Metformin Impurity F Pharmaceutical Secondary Standard; Certified Reference Material Dimethylamine Hydrochloride Dimethylamine hydrochloride
M-195   Metformin Impurity Mixture hydrochloride solution 50 μg/mL in methanol (each component), certified reference material, ampule of 1 mL  
PHR1331 Metformin Related Compound A Pharmaceutical Secondary Standard; Certified Reference Material Cyanoguanidine Dicyandiamide Dicyanodiamide
PHR1505   Metformin Related Compound B Pharmaceutical Secondary Standard; Certified Reference Material 1-Methylbiguanide hydrochloride 1-Methylbiguanide monohydrochloride
PHR1506   Metformin Related Compound C Pharmaceutical Secondary Standard; Certified Reference Material N,N-Dimethyl-1,3,5-triazine-2,4,6-triamine N,N-Dimethyl-[1,3,5]-triazine-2,4,6-triamine