edta-2na

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edta-2na
Posting date : Nov 11, 2009
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29-
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Item Index Appearance White powder,odorless EDTA ≥99.0% Chloride(Cl) ≤0.05% Sulphate(SO4) ≤0.05% Ferrum(Fe) ≤0.001% Heavy metal(Pb) ≤0.001% Chelate value (mgCaCO3/g) ≥339 PH 2.8-3.0 STANDARD:Q/24SJK01-2006 Properties: 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°C Uses: 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.

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