Hydroxyethylidene Diphosphonic Acid (2809-21-4)
Basic Information
Chemical Name: Hydroxyethylidene Diphosphonic Acid
Chinese Aliases: Hydroxyethylidene Diphosphonic Acid; HEDP
English Name: 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid; HEDP
Molecular Formula: C₂H₈O₇P₂
Molecular Weight: 206.03
CAS Number: 2809-21-4
EINECS Number: 220-552-8
Appearance: Colorless to light yellow transparent liquid or white crystalline solid (depending on specification), hygroscopic, soluble in water, aqueous solution is acidic.
Technical Parameters
Item Technical Specifications
Appearance Colorless or light yellow transparent liquid
Density, g/cm3 1.0～1.4
pH (1% aqueous solution) ≤3
Active Component, % ≥50
(The above parameters are for reference; the actual values are subject to the factory test report.)
Packaging
The standard packaging is 30kg or 250kg plastic drums, and IBC tons drums (about 1250kg) can also be provided, or customized packaging according to customer requirements.