Vitamins >> Vitamin B1(Mononitrate)

Product Name: THIAMINE MONONITRATE

Specification:BP2015/USP38

Test Item Specification
Appearance White or almost white crystalline powder or colourless crystals
identification 1)should be positive reaction
2)Consistent with reference IR spectra
pH 6.8-7.5
Appearance of solution Clear ,not more intense than Y7
Heavy metals NMT20ppm
Chloride NMT600ppm
Loss on drying NMT1.0%
Residue on ignition NMT0.1%
Residual Solvents  
Methanol  NMT0.3%
Ethanol  NMT0.5%
Related substances(Disregard limit 0.05%)   
 Any impurity NMT1.0%
Total impurities NMT1.5%
Assay 98.0~101.0%

 

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