1-Hydroxy Ethylidene-1, 1-Diphosphonic Acid (HEDP)

• Product Name1-Hydroxy Ethylidene-1, 1-Diphosphonic Acid (HEDP)
  CAS No.2809-21-4
  Purity50%
  Min Quantity1Metric Tons
  Price800~1000
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  Molecular Structure

Detailed Description

CASNO.:
Liquid16.5%: 7414-83-7
Solid90%min /Liquid50min/Liquid60min:2809-21-4
EINESNO.:Package: 250KGS/DRUM
Purity:50%
MolecularFormula: C2H8O7P
MolecularWeight: 206
HS?Code: 22931901990
Appearance: Colorless or light yellow transparent liquid, 90% HEDP powder
Items:
Active content(HEDP)%: 16.0%min
Phosphorous acid(as PO33-)%:1.0max
Phosphoric adid(as PO43-)%:0.5max
PH(1% solution):4.0-6.0
Density(20℃)g/cm3:1.12-1.22
Fe(iron)ppm:20max
Application: widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry, metallurgy, fertilizer, etc