HEDP·Kx, Hydroxy Ethylidene Diphosphonic Potassium
Properties:
HEDP·Kx is the potassium salt of hydroxy ethylidene diphosphonic acid. It is also the equivalent of Dequest®2014. HEDP·Kx has a better dissolution ability than sodium salt under neutral conditions. Therefore, HEDP·Kx is a good scale inhibitor for calcium carbonate.
CAS No. :
67953-76-8
Molecular Formula:
C2H8-xO7P2Kx
Molecular Weight:
358.4
Structure Formula:
Specifications:
| Item | Index |
|---|---|
| Appearance | Colorless to yellowish transparent liquid |
| Active content (HEDP), % | 26.0-30.0 |
| Total phosphoric acid (as PO43-), % | 24.7-26.7 |
| pH (1% water solution) | 6.0-8.0 |
| Density (20℃), g/cm3 | 1.30-1.40 |
| Fe, mg/L | 20.0 Max. |
Uses:
HEDP·Kx can be used as a metal corrosion inhibitor, antifouling agent for swimming pools, metal cleaning, volume cleaning, iron dust controlling, metal pretreatment, low-pressure boiler water treatment, circulating water treatment, etc.
Packing and Storage:
200L plastic drum, IBC(1000L), customers’ requirement. Storage for ten months in a shady room and dry place.
Synonyms:
(1-hydroxyethylidene)bisphosphonic acid potassium salt, Dequest®2014, Potassium hydroxyethyl diphosphonate.
Note:
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