Thiamine nitrate 532-43-4 BETABION NITRATE
Structure :
Specifications :
Test Items |
Specifications |
Results |
Appearance |
White or almost white crystalline powder or colourless crystals |
White crystalline powder |
Appearance of solution |
Clear, not more intense than Y7 |
Clear, not more intense than Y7 |
Identification |
|
|
pH |
6.8~7.5 |
7.0 |
Residue on ignition |
Not more than 0.1% |
0.06% |
Chloride |
Not more than 600ppm |
<300ppm |
Heavy metals |
Not more than 20ppm |
<20ppm |
Loss on drying |
Not more than 1.0% |
0.3% |
Residual Solvents |
Methanol Not more than 0.3% |
<0.3% |
Ethanol Not more than 0.5% |
<0.5% |
|
Related Substances (Disregard limit 0.05%) |
Any impurity not more than 1.0% |
0.25% |
Total impurities not more than 1.5% |
0.42% |
|
Assay |
98.0~101.0% |
99.51% |
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