Customization: | Available |
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CAS No.: | 98-79-3 |
Formula: | C5h7no4 |
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Test Item | Standard Specifications |
Appearance | White crystalline or crystalline powder |
Specific rotation [α]D20 | -10.5°to -11.9° |
Melting point (℃) | 158 to 161 ℃ |
Chloride (Cl) | Not more than 0.02% |
Sulfate (SO4) | Not more than 0.02% |
Iron (Fe) | Not more than 10 ppm |
Heavy metals | Not more than 10 ppm |
Loss on drying | Not more than 0.50% |
Residue on ignition | Not more than 0.10% |
Assay | 98.0% to 101.0% |