Chemical name: Cysteamine Hydrochloride Molecular formula: C2H7NS稨Cl Properties: White whole milk or powdered crystal,noninflammable and nonexplosive products,special gravity:1.3-1.4. Slight odor and deliquesce. It can react with organic substance in condensation way. It is the chelating agent of metal ion. Use: Main material to produce ranitidine,also can be used to produce cosmetics,feed additive,biochemical reagent,complexing agent of heavy metal ion. Storage and packing: This product has different kinds of specifications according to the requirements of customers,generally 98%-99% powdered form and 95%-98% lumpy. Powder is packed in cardboard drum with polyethylene film bag,25kg per drum;Solid is packed in plastic drum with polyethylene ,30-60kg per drum or 60kg per drum;aqueous solution is packed metal pail with plastic,200kg per pail;It should be stored in dry, cool and draughty place. Specification: Appearance:White powder or colorless transparent liquid(with different specifications), in accordance with Q/XQH160-2001 standard,valid period: two years. Index\product type 99% powder 98% powder 98% lumpy 95% lumpy 75% aqueous solution Appearance White powder White powder White lumpy White lumpy Colorless transparent liquid Content of effective ingredient ≥% 99.0 98.0 98.0 95.0 75.0 Ph value 4-5 4-5 4-5 4-5 4-5 Ferric salt ion≤ppm 20 20 300 300 20 Sulfate radical SO-2 ≤% 0.5 0.5 - - - Drying loss≤% 0.5 0.5 - - - Melting point 62-70 62-70 60-70 60-70 -