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Specific rotation[a]D20° | +5.6~8.9° |
State of solution | Clear and colorless |
Heavy metals(Pb) | ≤10PPm |
Residue on ignition | ≤0.1% |
Loss on drying | ≤1 % |
Other amino acids | Chromatographically not detectable |
Arsenic(As2O3) | ≤1PPm |
Assay | 98.0~102.0 % |
PH | 1.5~2.0 |
L-Cysteine HCL Anhydrous