L-histidine is an important component of amino acid infusions and compound amino acid preparations.
GET A QUOTEL-histidine, as a nutritional fortifier, can be used to treat gastric ulcers, as well as heart disease, anemia, rheumatoid arthritis, and other conditions. It is also used in biochemical research.
| CERTIFICATION OF ANALYSIS | |||||||||||
| Product Name: | L-Histidine | Report Date: 2026.01.07 | |||||||||
| Manufacture Date: | 2026.01.07 | Retest Date: 2028.01.06 | |||||||||
| Batch No.: | 20260107 | Quantity: 2000kg | |||||||||
| Item | Specification | Result | |||||||||
| Appearance | White or almost white crystalline powder or colourless crystals |
Conforms | |||||||||
| Identification | Infrared absorption spectrum | Conforms | |||||||||
| Assay | 98.5% to 101.5% | 99.6% | |||||||||
| Specific rotation | +12.6 °to +14.0 ° | +13.2 ° | |||||||||
| pH | 7.0 to 8.5 | 7.7 | |||||||||
| Loss on drying | Not more than 0.20% | 0.04% | |||||||||
| Residue on ignition | Not more than 0.40% | 0. 10% | |||||||||
| Iron | Not more than 30ppm | Conforms | |||||||||
| Heavy metals | Not more than 15ppm | Conforms | |||||||||
| Sulfate | Not more than 0.03% | Conforms | |||||||||
| Chloride | Not more than 0.05% | Conforms | |||||||||
| Individual impurities | Not more than 0.5% | Conforms | |||||||||
| Total impurities | Not more than 2.0% | Conforms | |||||||||
| Conclusion : | The Products Conforms to USP43 standard. | ||||||||||
| Packing info&Storage condition | 25KG/ Drum, packed with 2-tier polyethylene bag as inner. Keep container dry and tightly closed;Keep in a cool well-ventilated place;Keep away from heat and oxidizing agents. |
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