Description
Technical Parameters
Product Brief Introduction
Product name:L-Cysteine hydrochloride monohydrate
CAS:7048-04-6
MF:C3H10ClNO3S
MW:175.634
Product Specification
|
Item |
Specification |
|
Appearance |
White crystals or crystalline powder |
|
PH Value |
1.5-2.0 |
|
Specific Optical Rotation[α]D20- |
+5.5°- +7.0° |
|
State of solution(Transmittance) |
Clear and Colorless ≥98.0% |
|
Loss on drying |
8.5%-12.0% |
|
Residue on ignition |
≤0.10% |
|
Chloride (CL-) |
19.89%-20.29% |
|
Sulphate (SO42-) |
≤0.02% |
|
Ammonium (NH4) |
≤0.02% |
|
Heavy metals(as Pb) |
≤0.001% |
|
Iron (Fe) |
≤0.001% |
|
Arsenic (as As2O3) |
≤0.0001% |
|
Assay |
99.0%-100.5% |
