Cysteamine hydrochloride 99%, 98%, 95%, 75% --Chemical Name: 2-Aminoethanethiol hydrochloride; 2-Aminoethane-1-thiol hydrochloride; Mercaptamine hydrochloride; 2-Mercaptoethylamine hydrochloride; Mercaptoethylammonium chloride --CAS: 156-57-0 --EINECS: 205-858-1 --Molecular Structure: --Molecular Formula: C2H7NS.HCl; C2H8ClNS --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. --Use: Main material to produce ranitidine/zantac and cimetidine. Also can be used to produce cosmetics, feed additive, biochemical reagent, complexing agent of heavy metal ions. --Specification: 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 99% crystal 98% lumpy 95% lumpy 75% aqueous solution Appearance White powder White crystal White lumpy White lumpy Colorless transparent liquid Content of effective ingredient ≥% 99.0 98.0 98.0 95.0 75.0 PH value 3-5 3-5 3-5 3-5 4-5 Ferric salt ion Fe3+≤ppm 20or10or5or3or2 10 100 200 50 or 8 Sulfate radical SO42- ≤% 0.5 0.5 - - - Drying loss≤% 0.5 0.5 - - - Melting point 62-70 62-70 60-70 60-70 -
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