Organophosphoric Antiscale and Corrosion Inhibitors, Chelant
Disodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid
|Appearance||Colorless to yellowish transparent liquid||White powder|
|Active content（HEDP）)%||16.5 min||74.0-79.0|
|Active content（HEDP•Na2）)%||20.0 min||89.8 min|
|PH (1% water solution)||4.0-6.0||4.0-6.0|
|Phosphorous acid (PO33-)%||--||3 max|
HEDP•Na2 is widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, HEDP•Na2 is used as detergent for metal and nonmetal. In dyeing industry, HEDP•Na2 is used as peroxide stabilizer and dye-fixing agent; in non-cyanide electroplating, HEDP•Na2 is used as chelating agent.
Package and Storage:
Liquid: 200L plastic drum,IBC(1000L),customers’ requirement. Storage for ten months in shady room and dry place.
Solid: 200L plastic drum,IBC(1000L),customers’ requirement. Storage for ten months in shady room and dry place.
Weak acidity, Avoid contact with eye and skin, once contacted, flush with water.