Thiamine hydrochloride CAS NO.67-03-8

Items Specification Results BP2012 Appearance A white or almost white, crystalline powder or small, colorless crystals White crystalline…

Items Specification Results BP2012 Appearance A white or almost white, crystalline powder or small, colorless crystals White crystalline powder Identification Meet the requirements Comply Appearance of solution Clear, not more intense than Y7 or GY7 Comply pH 2.7-3.3 3.0 Water ≤ 5.0% 1.60% Sulphated ash ≤ 0.1% 0.06% Heavy metals ≤ 20ppm <10ppm Sulphates ≤ 300ppm Comply Any impurity ≤0.40 % 0.13% Total impurities ≤1.0% 0.41% Assay 98.0%-101.0% 99.4% USP34 Identification Meet the requirements Comply pH 2.7-3.4 3.0 Water ≤ 5.0% 1.60% Residue on ignition ≤ 0.2% 0.06% Absorbance of solution ≤ 0.025% Comply Limit of nitrate Meet the requirement Comply Chromatographic purity Meet the requirement Comply Residual solvent Methanol Ethanol ≤ 0.3% ≤ 0.5% Not detected 0.03% Assay 98.0%-102.0% 99.4% Conclusion: All the results conform to the BP2012 and USP34.