Chemical Name: Thiamine mononitrate
Other name:Vitamin B1 mononitrate; Vitamin B1 nitrate; Thiamine nitrate
CAS No.: 532-43-4
Molecular Fomula: C12H17N5O4S
Molecular weight:327.36
Chemical Structure:
Appearance: White or almost white crystalline powderor colourless crystals
Assay: 98.0~101.0%
Thiamine mononitrate (cas 532-43-4) Typical Properties
| Item | Standard | Results |
| Appearance | White or almost white crystalline powder or colourless crystals | White crystalline powder |
| Identification | (1)should be positive reaction(2)Consistent with the reference IR spectra | (1)positive reaction(2)Consistent with the reference IR spectra |
| PH | 6.8-7.5 | 7.0 |
| Appearance of solution | Clear,not more intense than Y7 | Clear,not more intense than Y7 |
| Heavy metals | NMT20ppm | ＜20ppm |
| Chloride | NMT600ppm | ＜600ppm |
| Loss on drying | NMT 1.0% | 0.3% |
| Residue on ignition | NMT 0.1% | 0.06% |
| Residual Solvents | Methanol | NMT 0.3% | ＜0.3% |
| Ethanol | NMT 0.5% | ＜0.5% |
| Related substances(Disregard limit 0.05%) | Any impurity | NMT 1.0% | 0.22% |
| Total impurities | NMT 1.5% | 0.33% |
| Assay | 98.0~101.0% | 99.6% |
Thiamine mononitrate (cas 532-43-4) Usage
Used in food additives and nutritional supplements
Also widely used in medicine.
Thiamine mononitrate (cas 532-43-4) Packaging and Shipping
Drum, 25KG
Thiamine mononitrate (cas 532-43-4) Storage
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
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