L-cystine

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CAS NO.: 56-89-3 Molecular Formula: C6H12N2O4S2 Molecular Weight: 240.3 Molecular Structure : Properties: The disulfide link is readily reduced to give the corresponding thiol, cysteine. This reaction is typically effected with thiols such as mercaptoethanol or dithiothreitol. Used : L-Cysteine is one of building blocks of protein and plays very important roles in the body. The primary role of L-Cysteine is in the production of important antioxidants such as glutathione. In addition, it serves as precursors for synthesis of proteins, glutathione, taurine and coenzyme A. Besides of the application in feed, pet food, function food supplement and pharmaceuticals thanks to its biological function, it is widely used in other industries, such as bakery, flavour, cosmetics and pharmaceuticals, due to its characteristic sulfhydryl group. Qingdao Iro Taihe is in the position to provide two level L-Cysteine hydrochloride products: L-Cysteine HCl Monohydrate (Food & Petfood Grade) L-Cysteine HCl Anhydrous (Food & Petfood Grade) We apply top level quality assurance system to control the whole production line to ensure the safety and consistency of the products. All products are derived from human hair or duck feather, and maintained 98% min content. Specification: Specific rotation(a)20 degree: -219.8degree State of soultion(transimittance): 99.0% Chloride: 0.015% NH4: 0.012% SO4: 0.01% Iron: 5ppm Heavery metals(Pb): 5ppm As2O3: <1ppm Other amino acid not found Loss on drying: 0.08% Residue: 0.07% Assay: 99.6% PH: 6.0 Our product is GMP, Halal and Kosher approved. Package: 25kg drum/bag or demand of customers Keywords: Cystine ，Two-mercapto phenylalanine，3,3 '- Dithio alanine，Double-β-alanine sulfide

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Qingdao IRO TAIHE Interenational Trading Company

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