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EDTA disodium, also known as Disodium edetate dihydrate, is a good coordination agent in chemistry. It has six coordination atoms, and the complex formed is called chelate. EDTA is often used in coordination titration, and it is generally used to determine the content of metal ions. EDTA disodium is a kind of food additive permitted by GB2760, which can prevent or delay the discoloration, oxidation, rancidity, etc.
EDTA SPECIFICATION :
EDTA (Ethylene Diamine Tetraacetic Acid, EDTA Acid, Editic Acid) application :
An agent for complexation, EDTA is mainly used for water treatment, as an additive to detergent, a chemical for photography, paper-making and oil-field. It is also used as detergent for boiler cleaning and reagent in chemical analysis.
1. High molecular chemical industry: EDTA is used as polymetization activator for butyl bezene latex, and polyreaction terminator in acrylic fibre production.
2. Daily chemicals: EDTA is used as additive to detergent, skin cream and hair-conditioner.
3. Paper-making: EDTA is used for treating the steamed fibre. It will promote the whiteness of paper and reduce the incrustation in the steamer.
4. Textile dyeing and printing: EDTA will promote colour ability of the dyestuff and brightness of the dyed fabric.
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