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L-Valine
SKU:AMA035
Description:
Description:
Name:L-Valine
Molecular Formula:C5H11NO2
Molecular Weight:117.15
CAS:72-18-4
EINECS:200-773-6
Grade:USP
| Item | FCC Limit |
| Assay | 98.5~101.5% |
| pH | 5.5~7.0 |
| Specific rotation[a]D20 | +26.5°~+29.0° |
| Heavy metals(Pb) | ≤20ppm |
| Loss on drying | ≤0.30% |
| Residue on ignition | ≤0.20% |
| Item | AJI92 Limit |
| Assay | 99.0~100.5% |
| pH | 5.5~6.5 |
| Specific rotation[a]D20 | +27.6°~+29.0° |
| State of solution | ≤20ppm |
| (Transmittance T430) | ≤0.30% |
| Chloride(Cl) | ≤0.20% |
| Ammonium(NH4) | ≤0.02% |
| Sulfate(SO4) | ≤0.02% |
| Iron(Fe) | ≤10ppm |
| Heavy metals(Pb) | ≤10ppm |
| Arsenic(As2o3) | ≤1ppm |
| Other amino acids | ≤0.5% |
| Loss on drying | ≤0.20% |
| Residue on ignition | ≤0.10% |
| Item | USP24 Limit |
| Assay | 98.5~101.5% |
| pH | 5.5~7.0 |
| Specific rotation[a]D20 | +26.6°~+28.8° |
| Chloride(Cl) | ≤0.05% |
| Sulfate(SO4) | ≤0.03% |
| Iron(Fe) | ≤30ppm |
| Heavy metals(Pb) | ≤15ppm |
| Arsenic(As)? | ≤1.5ppm |
| Loss on drying | ≤0.30% |
| Residue on ignition | ≤0.10% |
| Organic volatile impurities | conform |
Apperance:White crystalline powder,Essential for muscle development. Side effects of high levels of valine in the body include hallucinations.
Corn starch is powder through flooding, broken, separate, refining and dry from corn as raw materials, the acolor and luster is pure white, the smell is pure, widely used in food, medicine, starch deep processing, chemical industry,etc.
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