1-Hydroxy Ethylidene-1,1-Diphosphonic Acid(HEDP)
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- Category :
Catalyst and Auxiliary/Water Treatment Chemicals
- CAS NO : 2809-21-4
- EC NO : 220-552-8
- Molecular Formula : C2H8O7P2
- Main Specifications : liquid 50%/liquid 60% /solid 90%
- Synonyms : 1-Hydroxyethane-1,1-diphosphonic Acid;Etidronic acid;HEDP;HEDPA;
Hydroxy Ethylidene-1,1-Diphosphonic Acid;1-Hydroxy Ethylidene-1,1-Diphosphonic Acid;1-Hydroxyethylidene diphosphonic Acid;1-hydroxy ethylene-1,1-diphosphonic acid;1-HYDROXYETHYLIDENEDI(PHOSPHONIC ACID);disodium (1-hydroxyethane-1,1-diyl)bis[hydrogen(phosphonate)];(1-hydroxyethane-1,1-diyl)bis(phosphonate);Hydroxyethylidenedi(phosphonic acid);Hydroxyethylidine Diphosphonic Acid;HydroxyEthylidene Diphosphonic acid;
Package: 250KGS/DRUM /25GKS/BAG
Uses : used as scale and corrosion inhibition in circulating cool water system, oil field and low-pressure boilers in fields such as electric power, chemical industry, metallurgy, fertilizer, etc..
Molecular Structure:
Product description:
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid(HEDP)60%min Liquid
Phosphorous acid (as PO33-)%:2.0 max
Phosphoric acid? (asPO43- )%:0.6 max
Chloride (as Cl-)%:0.01 max
PH (1% solution):2 max
Density? (20oC)g/cm3:1.360min
Fe (iron) ppm:10 max
Colour APHA (Hazen):50max
Sequestrant value(CaCO3)mg/g:450min
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