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CAS NO.127-40-2
Supply High Quality CAS 61-90-5 L-Leucine Powder | ||
Product name | L-Leucine | |
CAS No | 61-90-5 | |
Specification | ≥99% | |
Grade | Food & Medicine grade | |
Molecular Formula | C6H13NO2 | |
Molecular Weight | 131.18 | |
Delivery Time | payment after one day | |
Appearance | White crystalline powder |
ANALYSIS | SPECIFICATION | RESULTS |
Appearance | White crystalline powder | Complies |
Assay | 98.5-101.5% | 99.5% |
Loss on drying | ≤0.2% | 0.1% |
PH | 5.5-7.0 | 6.0 |
Specific rotation | +14.9°~ +17.3° | +15.75° |
Transmittance | ≥98.0% | 99.0% |
Ammonium NH4+ | ≤0.02% | 0.01% |
Chloride | ≤0.02% | 0.01% |
Sulphate | ≤0.02% | 0.01% |
Residue on ignition | ≤0.1% | 0.03% |
Sulphate | ≤0.01% | Complies |
Iron | ≤10ppm | 2ppm |
Heavy metals | ≤10ppm | 2ppm |
As | ≤1ppm | Complies |
Microbiology | ||
Total plate count | ≤1000cfu/g | <1000cfu/g |
Yeast and Molds | ≤100cfu/g | <100cfu/g |
E.Coli | Negative | Negative |
Salmonella | Negative | Negative |