Food Ingredient Vitamin&Nutrition Pharmaceutical (APIs) Fine Chemicals Hot Product

L-Cysteine Hydrochloride

Application: L-Cysteine Hydrochloride is widely used in fields of medicine, food processing, biological study, materials of chemical industry and so on.It’s used as raw materials for manufacturing N-Acetyl-L-Cysteine , S-Carboxymethyl-L-Cysteine and L-Cysteine base etc.Used in the cure of liver disease, antioxidant and antidoteIt is a promotor for bread fermentation. It promotes the form of glutelin and prevents from getting ageing.Also used in cosmetic

Standard: AJI,USP,FCC

CAS.NO.: 52-89-1

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Product details

Product Specification Of L-Cysteine Hydrochloride Monohydrate

Items Standards
Appearance White Powder
Assay(%) 99.0 - 100.5
Specific rotation(°) +5.5 - +7.0
State of solution(%) 98.0 Min
Loss on drying(%) 8.5 - 12.0
Ash(%) 0.10 Max
Other amino acids Chromatographically not detectable
pH 1.5 - 2.0
Heavy metals(ppm) 10 Max
As(ppm) 1 Max
Cl(%) 19.89 - 20.29
NH4(%) 0.02 Max
SO4(%) 0.02 Max
Fe(ppm) 10 Max

Product Specification Of L-Cysteine Hydrochloride Anhydrous AJI92 100Mesh

Items Standards
Appearance White Powder
Assay(%) 98.0 - 102.0
Specific rotation(°) +5.6 - +8.9
State of solution Clear and colorless
Transmittance(%) Not less than 98.0 Min
Heavy metals(ppm) 10.0 Max
As(ppm) 1.0 Max
Other amino acids Chromatographically Not detectable
Loss on drying(%) 1.0 Max
Residue on ignition(%) 0.1 Max
pH 1.5 - 2.0


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