China L-Cysteine Hydrochloride Monohydrate, Find details about China H-L-Cys-Oh HCl H2O, Cysteine HCl H2O from L-Cysteine Hydrochloride Monohydrate
Items | Specifications |
Assay % min. | 99.0%~100.5% |
pH | 1.5~2.0 |
Specific optical rotation | 5.5°~ +7.0° |
State of Solution | ≥98.0% |
Loss on drying | ≤8.5 ~ 12.0% |
Heavy metals | ≤10ppm |
Residue on ignition | ≤0.10% |
Chloride (Cl) | 18.89 ~ 20.29% |
Sulfate(SO42-) | ≤0.02% |
Arsenic(As2O3) | ≤1ppm |
Iron | ≤10ppm |
Ammonium | ≤0.02% |
Other amino acid | Chromatographicallynot detectable |
Appearance | White crystals or Crystalline powder, Strongly acid taste |