Molecular Formula: C2H8O7P2
CAS No.: 2809-21-4
Alias: HEDPA
Molecular Formula: C2H8O7P2
Molecular Weight: 206.02
Structural Formula:
Water Treatment HEDP 99% Solid Powder 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid
Properties & Use
It is an organic phosphoric acid series antiincrustation corrosion inhibitor. It has good stability in high pH-value conditions; has good resistance to acids/alkali and oxidation.
HEDP is widely used for electrical power, chemical engineering, metallurgy and chemical fertilizer industries.
Applications:
items
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index
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Appearance
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White crystal powder
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Active content (HEDP)%
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90.0min
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Phosphorous acid (as PO33-)%
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0.8 max
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Phosphoric acid (asPO43- )%
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0.5 max
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Chloride (as Cl-) ppm
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100.0max
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pH (1% solution)
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2.0 max
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Density (20℃)g/cm3
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---
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Fe,mg/L
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5.0 max
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Colour APHA (Hazen)
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---
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Acetic acid %
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---
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Ca sequestration (mg CaCO3/g)
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---
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Competitive Advantage:
Our product has high quality and competitive price.
We are a leading company with many years’ experience in chemical products export business. And we also has our own trade company.
We have our principle as “ Clients’ needs come first”.
We enjoy a good reputation internationally in the circle of chemical.
Synonyms:
HEDP;HEDP(A);ETIDRONIC ACID;1-Hydroxy Ethylidene-1,1-Diphosphonic Acid; Hydroxyethylidene-1,1-diphosphonicacid(HEDP); 1-HYDROXYETHYLIDENEDIPHOSPHONIC ACID;Hydroxyethylidene Diphosphonic acid(HEDP); 1-hydroxy-1,1-Ethanediyl ester