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Ethylene diamine tetraacetic acid
C10H12N2O8Na4.4H2O
Mainly applied to complexing metal ions, and separating metal
used as water-treating agents and scale-eliminating agents
capable of preventing the harmful effects on production caused by metal ions in water
also used in the cleaning the boilers in large-scale power plants.
White crystal powder, soluble in sodium hydroxide, sodium carbonate and ammonia solution, not soluble in cold water, acid and common organic solvents,and discomposed at 240 ¡ãC
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