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Vitamin B1 Hcl (Thiamine Hcl) - Vitamin - 盐城鸣远药业有限公司、鸣远药业、鸣远药业有限公司、盐城鸣远药业

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Vitamin B1 Hcl (Thiamine Hcl)

CAS number： 67-03-8

Molecular formula：

molecular weight：

Chemical structure：

Details

Name of Product Vitamin B1 Hcl/Thiamine Hydrochloride
Shelf Life
 3 years
Test Items
 Specification
 Results of Analysis
Appearance
 white or almost white crystalline powder or colourless crystals
 White cyrstalline powder
Identification
 (1) should be positive reaction (1) positive reaction

(2) Consistent with the reference IR spectra

(2) Consistent with the 

reference IR spectra

Appearance of solution clear, not more intense than Y7 clear, not more intense than Y7
Sulphates
 NMT300ppm ＜300ppm
Limit of nitrate
 No brown ring
 No brown ring
Heavy Metals NMT 20ppm
 ＜20ppm
Water NMT 5.0% 2.1%
Residue on igonition NMT 0.1% 0.04%
Absorbance of solution NMT 0.025 0.025
Residual Solvents

Methanol NMT 0.3% ＜0.3%
Ethanol
 NMT 0.5% ＜0.5%
Related substances (Disregard limit 0.05%)

Any impurity
 NMT 0.4% 0.07%
Total Impurities
 NMT 1.0% 0.17%
Conclusion
 This batch comlies with the specification of BP2015/USP38.