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Product Name:Metformin Hydrochloride Synonyms:Metformin HCl;3-(diaminomethylidene)-1,1-dimethylguanidine hydrochloride (1:1);1,1-dimethylbiguanide hydrochloride CAS:1115-70-4 MF:C4H12ClN5 MW:165.62 EINECS:214-230-6 Assay:99% Appearance:White crystals or white crystalline powder Packing:25kg/drum Price:USD 6/kg 2.Use: Metformin is a biguanide oral hypoglycemic agents, also known as metformin hydrochloride, Glucophage, metformin, phenformin hypoglycemic effect than to be weak, the main role is to reduce the A cell glucagon secretion, promote the conversion of glucose to glycogen, which can not stimulate islet beta cell insulin secretion. Item Specifications (USP) Specifications (AJI) Description White crystals or crystalline powder White crystals or crystalline powder Identification Infrared absorption spectrum Infrared absorption spectrum Specific rotation [a]D20¡ã +26.3 ¡ã- +27.7¡ã +26.9 ¡ã- +27.9¡ã State of solution /Transmittance --- ¡Ý 98.0% Chloride (Cl) ¡Ü 0.05% ¡Ü 0.020% Ammonium (NH4) --- ¡Ü 0.02% Sulfate (SO4) ¡Ü 0.03% ¡Ü 0.020% Iron (Fe) ¡Ü 0.003% ¡Ü 10PPm Heavy metals (Pb) ¡Ü 0.0015% ¡Ü 10PPm Arsenic (As2O3) --- ¡Ü 1PPm Other amino acids --- Chromatographically not detectable Loss on drying ¡Ü 0.5% ¡Ü 0.5% Residue on ignition (sulfated) ¡Ü 0.3% ¡Ü 0.10% Assay 98.5-101.5% 99.0 - 101.0% PH --- 10.5-12.0 Organic volatile impurities Meets the requirements ---
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