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Disodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid is an organophosphorus acid corrosion inhibitor, and it can chelate with Fe, Cu, and Zn ions, it can dissolve the oxidized materials, it has right scale and corrosion inhibition effects even under 250℃.HEDP Na2 is stable under high pH value, not easy to be hydrolyzed, not easy to be decomposed under normal light and heat condition, its acid/alkaline and chlorine oxidation tolerance are better than that of other organophosphate-on acids.
