PRODUCT INFORMATION
Product Name
Potassium salt of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP•Kx)

CAS No.
67953-76-8

Molecular Formula
C2H8-xO7P2Kx

Structural Formula



PRODUCT DESCRIPTION
Properties:
HEDP•Kx is the potassium salt of HEDP, HEDP•Kx has better dissolution ability than that of sodium salt under neutral condition. HEDP•Kx is a good scale inhibitor for calcium carbonate, it can be used in metal corrosion inhibitor, antifouling agent of swimming pool, metal cleaning, volume cleaning, iron dust controlling, metal pretreatment, low pressure boiler water treatment and circulating water treatment, etc.
Specification:

Item

 Index

Appearance

Colorless to yellowish transparent liquid

Active content (HEDP)%  

26.0-30.0

Total phosphoric acid (as PO43-) %

24.7-26.7

Density (20℃) g/cm3

1.30-1.40

pH value (1%  water solution)

6.0-8.0

Fe, mg/L   

20 max

Packing and Storage:
200L plastic drum,IBC(1000L),customers’ requirement. Storage for ten months in shady room and dry places.