Complaint
| Product Name | Thiamine nitrate |
| CAS NO. | 532-43-4 |
| Appearance | White powder |
| Purity | 99% |
| Melting point | 374-392°C (dec.) (lit.) |
| Acid value | 4.8 |
| Application | Vitamins; feed additives; food and feed additives; nutritional additives; organic chemical raw materials; organic intermediates; |
| Chemical Structure | |
| Usage | 1. As a feed additive, vitamin B1 plays an important role in maintaining normal nerve conduction and normal activities of the heart and digestive system. When livestock and poultry are lacking, it is easy to produce carbohydrate metabolism disorders and lose appetite. The dosage is 20-40g/t. 2. Vitamin B1 plays an important role in maintaining normal nerve conduction, normal activities of the heart and digestive system. This product can be fortified with thiamine nitrate, and the specific dosage must be converted. 3. It is suitable for vitamin B1 deficiency, has the function of maintaining normal glucose metabolism and nerve conduction, and is also used for auxiliary treatment of dyspepsia, neuritis, etc. The purpose and scope are the same as thiamine hydrochloride, and the dosage must be converted. |
| Item | Spec | ||||
| Appearance | White crystals or almost white crystaline powder | ||||
| Identification | (1)should be positive reaction (2)Consistent with the reference IR spectra | ||||
| Appearance of Solution | Clear,not more intense than Y7 | ||||
| PH | 2.7-3.3 | ||||
| Sulphates | ≤300ppm | ||||
| Limit of nitrate | No brown ring | ||||
| Water | ≤5.0% | ||||
| Residue on ignition | ≤0.1% | ||||
| Absorbance of solution | ≤0.025 | ||||
| Residual Solvents | |||||
| Me-thanol | ≤0.3% | ||||
| Ethanol | ≤0.5% | ||||
| Related substances | |||||
| impurity A | ≤0.15% | ||||
| impurity B | ≤0.3% | ||||
| impurity C | ≤0.15% | ||||
| Any impurity | ≤0.1% | ||||
| Total impurities | ≤0.5% | ||||
| Assay | 98.5~101.0% | ||||
