Multiple Usages of EDTA

  • Author:Ray Dean
  • Source:www.oceanchinachem,com
  • Release on :2016-06-10

EDTA is an important complexing agent. EDTA is widely used as a color photographic materials processing bleach fixer, dyeing auxiliaries, fiber treatment additives, cosmetic additives, blood anticoagulant, detergent, stabilizer, synthetic rubber polymerization initiator, EDTA is a chelating agent representative substances. Energy and alkali metals, rare earth elements and transition metals to form a stable water-soluble complexes. In addition to salt, there are various salts and ammonium salts of iron, magnesium, calcium, copper, manganese, zinc, cobalt, aluminum, etc. These salts have different purposes. Furthermore EDTA can also be used to make harmful radioactive metal rapidly excreted from the body play a role in detoxification. Also a water treatment agent. EDTA is also an important indicator, but for titration of nickel, copper, etc., with the time to be used with ammonia can act as an indicator.


EDTA is a good calcium and magnesium ions chelating agent, used as a water emulsion polymerization homes chelating agents to remove Ca2 +, Mg2 +, Fe2 +, Fe3 + and other metal ions. Also used as a complexing agent anaerobic adhesive, which treated with EDTA di-esters of methacrylic acid, removing transition metal ions, can promote the elimination of decomposition of the peroxide, to improve the stability of the anaerobic effect is very good. Sodium EDTA chelated metal ion can improve the fast-modified acrylic


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