Corrosion inhibitor - Dispersant - Scale and corrosion inhibitor

Potassium salt of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP•K2)

CAS No.  67953-76-8

Molecular Formula:   C2H6O7P2K2



HEDP•K2 is the potassium salt of HEDP, HEDP•K2 has better dissolution ability than that of sodium salt under neutral condition. HEDP•K2 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. 


AppearanceColorless to yellowish transparent liquid
Active content(HEDP), %26.0-30.0
Total phosphoric acid (PO43-), %24.7-26.7
Fe, mg/L20 max
Density (20℃), g/cm31.30-1.40
pH (1% water solution)6.0-8.0

Package and Storage:

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

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