L-Cysteine (S)-(-)-Cysteine CAS:52-90-4
Product name |
L-Cysteine |
Grade |
Cosmetic Raw Materials |
Specification |
99% |
tems | Standard |
Appearance | White crystal powder |
Odour | Phenolic characterslic odour |
Purity | 99%min |
Impurities MX | 0.5%Max |
Impurities OCMX | 0.3%Max |
Water | 0.5%Max |
Iron | 80ppm Max |
Residue on ignition | 0.1%Max |
Solubility | Clear solution |
Melting Point | 114-116°C |
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