Certification: | QS, ISO, Fami-QS, SGS, FDA |
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Element: | Vitamin B |
Shape: | Powder |
Type: | Vitamin |
Color: | White |
Function: | Vitamin Additives |
Samples: |
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High Quality Thiamine Hydrochloride (Vitamin B1 HCL)
Product name: Thiamine Hydrochloride (Vitamin B1 HCL)
Chemical formula: C24H34Cl4N8O2S2
CAS: 67-03-8
Test Item
Testing Item |
Standard |
Result |
Appearance |
White crystals or crystalline powder |
White crystalline powder |
Assay (on anhydrous basis) |
98.0% ~ 102.0% |
99.7% |
Appearance of solution |
Clear, not more intense than Y7 or GY7 |
Clear, not more intense than Y7 |
Appearance of solution |
Clear, not more intense than Y7 |
Conformss |
PH |
2.7 ~ 3.3 |
3.2 |
Water |
≤ 5.0% |
3.44% |
Sulphates |
≤ 0.03% |
<0.03% |
Residue on ignition |
≤ 0.1% |
0.01% |
Absorbance of solution |
≤ 0.025 |
0.012 |
Limit of nitrate |
No brown ring is produced at the junction of the two layers |
No brown ring is produced at the junction of the two layers |
Related compounds |
≤ 1.0% |
0.02% |
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