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BuyersGuideChem
| BGC Id: | 350121248698 | |
| CAS No: | 52-90-4 | |
| Synonyms: | h-cys-oh ; e 920 ; cysteine ; thioserine ; nsc-8746 ; l-cys ; cysh ; fema 3263 ; cys ; cystein | |
| Molecular Formula: | C3H7NO2S | |
| Molecular Weight: | 121.16 | |
| EINECS: | 200-158-2 |
| Appearance | White crystals or crystalline powder. |
| Specific rotation [α ]D20 | +8.3°~ +9.5° |
| State of solution | ≥ 95.0% |
| Chloride(Cl) | ≤ 0.2% |
| Ammonium（ NH4 |
| Appearance | White crystal powder |
| Specific rotation | +8.3°to +9.5° |
| State of solution(Transmittance) | ≥ 95% |
| Loss on drying | ≤ 0.50% |
| Residue on ignition |
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