Thiamine Mononitrate(59-43-8)
Description
Thiamine Mononitrate, also known as vitamin B1 nitrate, is a white to slightly yellow crystal or crystalline powder.
Thiamine Mononitrate is used as a nutritional supplement. Because Thiamine Mononitrate has less water solubility than hydrochloride and is more stable to alkali, it is more stable than hydrochloride when used for food fortification.
| Item | Inspection Standard |
| Appearance | White or almost white, crystalline powder or smallcolourless crystals |
| Identification | IR,Characteristic Reaction and Test of nitrates |
| pH | 6.8~7.6 |
| Appearance of Solution | Clear and not more than Y7 |
| Assay | 98.0~101.0% |
| Loss on Drying | ≤1.0% |
| Sulphated ash/Residue on Ignition* | ≤0.1% |
| Heavy Metals | ≤20PPM |
| Any Impurity | ≤1.0% |
| Total | ≤1.5% |
| Solubility | Sparingly soluble in water,freely soluble in boiling water,slightly soluble in alcohol and in methanol |
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