HEDP.Na2 Water Treatment

1.HEDP.Na2 as a Scale & Corrosion Inhibitor.
2.As chelating (Sequestrating), deflocculating agent in Cooling andBoiler water.

Disodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (
HEDP.Na
2
)
Abbreviation: HEDPS(Na
2
)

CAS No. 7417-83-7
Molecular weight: 250
Structural Formula:

Specification:
items
index
Appearance
Colorless to light yellow transparent liquid
White powder
Active componentHEDP
16.5 min
74.0-79.0
Active componentHEDPNa2
20.0 min
89.8 min
density20g/cm3
1.12-1.22
--
Fe ppm
--
35 max
Phosphorous acidPO33-%
--
3 max
Dry weight loss,%
--
3-6
PH (1% water solution)
4.0-6.0
4.0-6.0
APPLICATIONS:
It is mainly used as a Scale & Corrosion Inhibitor, chelating (Sequestrating), deflocculating agent in Cooling and Boiler water treatment, Textile Dying, Detergents etc.
Packing:
Normally In 250kg net Plastic Drum, IBCS can also be used as required.