Chlorhydrate de l - cystéine anhydre

Product name: L-Cysteine Hydrochloride Anhydrous CAS No.: Used as components of perm essence, sunscreen, hair perfume and hair tonic in cosmetics; Can be used as a food additive to prevent vitamin C oxidation and discoloration; Used in bread to promote gluten formation, fermentation, and mold production. Description It 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 It is soluble in water, and can be quickly absorbed by the human body as an injection or tablet. It is the main raw material for the production of carboxymethylcysteine and acetylcysteine. Also used as a nutritional supplement, antioxidant, color protection agent. Specification Appearance White crystalline powder Heavy metals (Pb) Not more than 10ppm Lead Not more than 5ppm Loss on Drying Not more than 3.0 % Assay Not less than 70% Bulk density Not less than 0.50 g/ml Total plate count Not more than 5000cfu/g Mold & Yeast Not more than 300cfu/g Total coliforms Not more than 50cfu/g Escherichia.Coli Absent Salmonella Absent Staphylococcus Aureus Absent Packing 25kg/drum or as customer’s requirements. Storage Preserve in well-closed containers. Stored in cool, dry and ventilated warehouse, and keep away from moisture.