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| L-Cysteine HCL Monohydrate |
Chemical Name: H-Cys-OH.HCl.H2OMolecular Formula: C3H7NO2S · HCL · H2O
Molecular Weight: 175.63
CAS NO: [7048-04-6]
Characteristics: White crystalline powder; tasteless, easily soluble in water but insoluble in alcohol and ether
Quality Standards: AJI |
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Items |
Specifications |
Appearance |
White crystalline powder |
Assay % |
99.0~102.0 |
Specific rotation |
+5.0°~+8.0° |
State of solution, % |
≥ 98.0 |
Chloride(as Cl),% |
19.89~20.29 |
Ammonium (as NH4),% |
≤ 0.02 |
Sulphate (as SO4),% |
≤ 0.020 |
Iron(as Fe), ppm |
≤ 10 |
Heavy metals (as Pb), ppm |
≤ 10 |
Arsenic(as As2O3), ppm |
≤ 1 |
Other amino acids |
meets the requirements |
Loss on drying, % |
8.5~12.0 |
pH value (1.0g/20mL water) |
1.5~2.0 |
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The Characteristics and Uses:
L-Cysteine HCL Monohydrate is one of the important products the amino acid series. It is widely used in medical, chemical and food industries.
It is a promotor for bread fermentation. It promotes the form of glutelin and prevents from getting old and feeble. It is used in natural fruit juice for preventing Vitamin C oxide. It has a detoxification for poison of acrylonitrile. It is used for protecting against radiation harm and therapy of bronchitis and reducing phlegm.
Transport and Storage:
Handle with care. Protect the product from sunshine or rain. Do not transport them together with poisonous or harmful goods. This product belongs to the non-dangerous category and can be transporte d as a general chemical product. Stored in dry, clean and ventilated places. In order to avoid pollution, it is prohibited to place this product together with poisonous or harmful substances. The expiry date is for two years. |
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