Metformin hydrochloride Molecular formula:C4H11N5HCl Molecular weight: 165.63 Characteristics: white crystal or white crystal powder, no smell, easily dissolved in water, dissolved in carbinol, slightly dissolved in ethanol, undissolved in chloroform or aether. Melting point: 220-225c Quality standard: bp2009 ep6 usp31 cp2010 Usage:treatment of diabetes Packing: the inner packing is sealed plastic bag and the outer packing is paper barrel (370mm*450mm). 25kg paper drum, 25kg paper bag. Content: the content of c4h11n5hcl should be no less than 98.5% Storage: in light-resistance & sealed container Functions: treatment of diabetes. The inner packing is sealed plastic bag and the outer packing is paper barrel (370mm*450mm). 25kg paper drum, 25kg paper bag.