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Etidronic Acid

CAS No.:2809-21-4
Product Grade: Industrial Grade
Purity / Assay: 60%
Molecular Formula:C₂H₈O₇P₂
Molecular Weight:206.03
Synonym(s):HEDP; 1-Hydroxyethylidene-1,1-Diphosphonic Acid

Etidronic acid (CAS: 2809-21-4), commonly known as HEDP, is a colorless to pale yellow organophosphonic acid solution. It is a widely used chelating, scale-inhibiting, and corrosion-inhibiting agent in industrial water treatment.

The product controls calcium carbonate scale, metal corrosion, and deposit formation in cooling water, boiler water, and oilfield systems.

Commercial material is commonly supplied as a 60% aqueous solution in drums or IBC packaging.

– Scale and corrosion inhibitor for industrial water treatment.
– Used in cooling water, boiler water, and oilfield systems.
– Helps control calcium scale and metal corrosion.
– Applied as a chelating agent in industrial formulations.

250kg/drum, IBC Drum
CAS No.: 2809-21-4

Product Name: Etidronic Acid

Purity / Assay:60%
Molecular Formula:C₂H₈O₇P₂
Molecular Weight:206.03
EINECS No.:220-552-8
Synonym(s):HEDP; 1-Hydroxyethylidene-1,1-Diphosphonic Acid

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