Classification：Salts of phosphonates
Sodium Salt of 1-Hydroxyethylene -1, 1,-Diphosphonic Acid
Sodium salt of 1-Hydroxyethylene -1, 1,-diphosphonic acid (HEDP.Na4)
Molecular Formula: C₂H₄O₇P₂ Na₄
Molecular Weight: 294
CAS Number: 3794-83-0(4-Na), 29329-71-3(x-Na)
Application Notes: HEDP.Na4 (similar to Dequest 2016) is the sodium salt of HEDP , it is a good scale inhibitor for calcium carbonate, it can be used in low pressure boiler water system, circulating water system, industrial and municipal cleaning water system and swimming pool.
The solid HEDP.Na4 is white powder, soluble in water, easily deliquescence, suitable for use in winter and freezing districts. It is a kind of organophorphonic acid scale and corrosion inhibitor, can form stable complex with Fe, Cu and Zn ions, it can dissolve the oxides on metal surface, it has good scale and corrosion inhibition effect under 250°C.
Recommended Uses: HEDP.Na4 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.Na4 is used as detergent for metal and nonmetal. In dyeing industry, HEDP.Na4 is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP.Na4 is used as chelating agent.
Package and Storage:
25kg inner liner polyethylene (PE) bag.
Shelf life: 12 months
Storage: Material should be kept cool and dry for best results. Material should be stored in a ventilated area.
This product is not regulated for transport. This product is irritating to eyes and skin. It is also harmful if swallowed