Uses of Ethylenediaminetetraacetic Acid(EDTA)

  • Author:Kathy
  • Release on :2016-06-07


1. EDTA is an important kind of complexing agent. EDTA USES is very wide, can be used for bleaching of color photographic materials washing processing fixing bath, dyeing auxiliaries, fiber processing additives, cosmetic additives, blood anticoagulant, detergent, stabilizing agent, synthetic rubber polymerization initiator, EDTA chelating agent is the representation of the material. Can and alkali metals, transition metal and rare earth elements to form stable water-soluble complex. In addition to sodium salt, ammonium salt and iron, magnesium, calcium, copper, manganese, zinc, cobalt, aluminum, etc. Various kinds of salt, the salt have different purposes. Moreover EDTA can also be used to make rapid excretion from the human body harmful radioactive metal detoxification effect. Is the water treatment agent. EDTA is an important indicator, but used to titrate metal nickel, copper, etc., and use it every time you want to use with ammonia, can act as indicator.


2. EDTA is a good calcium and magnesium ion chelating agent, used as a water by emulsion polymerization chela agent and remove Ca2 +, magnesium 2 +, Fe2 + and Fe3 + and other metal ions. Also used as the complexing agent of anaerobic adhesive, double methacrylate with EDTA treatment, removal of transition metal ions, eliminate can promote the effect of peroxide decomposition, to improve the stability of the anaerobic adhesive effect is very good.


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