Specifications of Cysteine Hydrochloride Monohydrate(L-Cysteine HCL Monohydrate)
Item | Specification |
Appearance | White crystalline powder |
Identification | Infrared Absorption |
Solubility | Freely soluble in water and in ethanol |
Specific rotation [α]D20 | +5.5 to+ 7.0° |
State of solution (Transmittance) | Clear and colorless |
Chloride(Cl) | 19.89 to 20.29% |
Ammonium(NH4) | ≤ 0.02% |
Sulfate(SO4) | ≤ 0.020% |
Iron(Fe) | ≤ 10ppm |
Heavy metals(Pb) | ≤ 10ppm |
Arsenic(as As2o3) | ≤ 1ppm |
Other amino acids | Chromatographically Not detectable |
Loss on Drying | 8.5 to 12.0% |
Residue on ignition(sulfated) | ≤ 0. 10% |
Assay | 99.0 to 100.5 % |
pH | 1.5 to 2.0 |
PACKING: 25KG NET IN PAPER BAG
STORAGE AND TRANSPORT:IN DRY AND COOL NORMAL TEMPERATURE
SHELF LIFE: 2 YEARS
