Factory supply best price L-Histidine Cas No 71-00-1
High quality Food grade Cas No 71-00-1 L-Histidine
Product Name: L-Histidine
Medicines: --
Properties: white crystal or crystal powder
Formula：C6H9N3O2
Weight: 155.16
Cas No: 71-00-1
Product Description:
Packing: inner double layer plastic film, outer fiber can; 25kg/drum
Storage: 2 years
[Quality Standard]
| Item |
AJI92 |
USP31 |
| Assay |
99.0~101.0% |
98.5~101.5% |
| pH |
7.0~8.5 |
7.0~8.5 |
| Specific rotation[a]D020 | +12.0°~+12.8° | |
| [a]D025 |
+12.6°~+14.0°º |
|
| Transmittance(T430) |
clear & colorless |
|
| Chloride(Cl) |
≤0.02% |
≤0.05% |
| Ammonium(NH4) |
≤0.02% |
|
| Sulfate(SO4) |
≤0.02% |
≤0.03% |
| Iron(Fe) |
≤10ppm |
≤30ppm |
| Heavy metals(Pb) |
≤10ppm |
≤15ppm |
| Arsenic |
≤1ppm |
|
| Other amino acids |
conforms |
|
| Loss on drying |
≤0.20% |
≤0.20% |
| Residue on ignition |
≤0.10% |
≤0.40% |
| Organic volatile impurities |
|
conforms |
Main uses: nutrient supplements, amino acid injection, compound amino acid preparation, for the cure of gastric ulcer and chemical research
Pls contact us to get COA and MSDS. Thanks.
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