Sell Tetra sodium of 1-Hydroxy Ethylidene-1, 1-Diphosphonic Acid (HEDP.

Description

CAS No.: *********3 (x-Na), ********0 (*-Na) Molecular Formula: C2H4O7P2Na4 Molecular weight: **4 Properties of *****4: Dequest ***6 is the sodium salt of Dequest ***0, *****4 is an 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 *****4 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 **0 C. *****4 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, ***** In light woven industry, *****4 is used as detergent for metal and nonmetal. In dyeing industry, *****4 is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, *****4 is used as chelating agent. Specification of *****4: Appearance White powder Colorless to light yellow transparent liquid Active component (HEDP)% *6.0 min *0.***1.7 Active component (*****4)% *9.9 min *9.***1.0 Total phosphoric acid (as PO**-) % *2.***4.0 *8.***0.4 Fe ppm *5.0 max *0 max Dry weight loss % *5 max *- density (*0 C)g/cm3 *- 1.***1.*6 PH *1.***2.0 (1% water solution) *0.***2.0 (as it) Package and Storage of *****4: For liquid: Normally In **0kg net Plastic Drum, IBC drum can also be used as required. For solid: inner liner polyethylene (PE) bag, outer plastic woven bag, or confirmed by clients. Storage for ten months in room shady and dry place. Safety Protection of *****4: Weak acidity, Avoid contact with eye and skin, once contacted, flush with water.