Vitamins >> Vitamin B1(Hydrochloride)

Product Name: THIAMINE HYDROCHLORIDE

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
Appearance of solution Clear ,not more intense than Y7
PH 2.7~3.3
Sulphates NMT300ppm
Limit of nitrate No brown ring
Heavy metals NMT20ppm
Water NMT5.0%
Residue on ignition NMT0.1%
Absorbance of solution NMT0.025
Residual Solvents   
Methanol  NMT0.3%
Ethanol NMT0.5%
Related substances(Disregard limit 0.05%)   
Any impurity NMT0.4%
Total impurities NMT1.0%
Assay 98.5~101.0%

 

Contact Us
Address Room A-706,
  Wisdom Center,
  No.10 Moonbay Road,
  Industrial Park,
  Suzhou, China
Tel +86-512-6999-5251
Fax +86-512-6999-5250
E-mail info@yiko-chem.com