Monohidrato de clorhidrato de L-cisteína CAS 7048-04-6

Product name: L-Cysteine Hydrochloride Molecular Formula: C3H10ClNO3S Molecular Weight: 175.63 CAS No.: 7048-04-6 Description L-Cysteine Monohydrochloride occurs as a white, crystalline powder. It is freely soluble in water and in alcohol. The anhydrous form melts with decomposition at about 175°. Application L-cysteine hydrochloride can be used as a bread improver, a nutritional supplement, an antioxidant, and a color protectant. It has detoxification effect on acrylonitrile and aromatic poisoning, has the effect of preventing radiation damage, and has the effect of treating bronchitis and phlegm. Specification Appearance A white or almost white, crystalline powder or colourless crystals Appearance of solution Clear and not more intensely colored than reference solution BY6 Specific optical rotation +5.5°- +7.0° Ninhydrin-positive substances Any impurity ≤0.5% Ammonium ≤0.01% Sulfates ≤0.03% Iron ≤20ppm Heavy metals ≤10ppm Lead ≤5ppm Loss on drying 8.0-12.0% Residue on ignition ≤0.1% Assay (on the dried basis) 98.5-101.0% Packing 25kg/drum or as per requirement. Storage Store in a cool, dry place and protected from light.