Sell Disodium EDTA

Description

Product name: Disodium EDTA Molecular formula: C*0H*4N2O8Na2.2H2O Molecular weight: **2.2 CAS No :********6 Alias: Na2EDTA; EDTANa2 Structure: HOOCH2C CH2COONa N-CH*-CH*-N. 2H2O HOOCH2C CH2COONa Physical properties: Disodium EDTA is a white crystalline powder, containing two crystal water, crystal water easily lost when dry, water solubility, weak acid, insoluble in alcohol. Quality index: Appearance: white crystalline powder Content%: âï¿&frac*2;Â¥ *9.0 PH (5% solution): 4.**5.5 Sulfate (SO**-meter)%: âï¿&frac*2;¤ 0.1 Chlorine content (Cl-meter)%: âï¿&frac*2;¤ 0.*1 Heavy metal (Pb)%: âï¿&frac*2;¤ 0.**5 Application: This product is used for processing color photographic materials, bleach fixer washing and dyeing auxiliary, fiber processing agents, cosmetic additives, blood anticoagulant, complexing agents, detergent, stabilizer, synthetic rubber, polymerization initiator and quantitative analysis of heavy metals agent. Benzene is chlorinated rubber polymerization initiator system restore, EDTA disodium as an integral part of active agent, mainly for the complex of iron ions, control of polymerization rate. Packing: *5KG / bag. Storage: This product should be stored in cool and dry warehouse, bogey with alkali, mixed oxidant storage, avoid light, heat, kept tightly closed when not in use.