HEDP·Kx Phosphonate, HEDP Potassium Salt


HEDP·Kx is the potassium salt of the equivalent of ™ DEQUEST 2010. This HEDP potassium salt has a better dissolution ability than sodium salt under neutral conditions.

HEDP·Kx is a good scale inhibitor for calcium carbonate. It can be used as a metal corrosion inhibitor, an antifouling agent for swimming pools, metal cleaning, volume cleaning, iron dust controlling, metal pretreatment, low-pressure boiler and circulating water treatment, etc.

CAS No.:


Molecular Formula:



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

Packing and storage:

200L plastic drum, IBC (1000L), customers’ requirements.

200L plastic drum 1000L IBC

Storage for ten months in a shady room and dry place.

Safety Protection:

Acidity, avoid contact with eyes and skin. Once contacted, flush with water.