Product: HEDP

CAS NO.: 2809-21-4

Chemical Name: 1-Hydroxyethylidene-1, 1-Diphosphonic Acid

Alias: HEDPA; 1-Hydroxyethylidene-bisphonic acid; Oxyethlidenediphosphonic

Specification:

Appearance
Colorless transparent liquid

Active content acid
58.0-62.0%

Phosphorous acid, as PO3
2.0%max

Phosphorice acid, PO4
0.7%max

Chloride, as Cl:
100ppm max

Ph value(1% solution):
2.0%max

Iron, as Fe:
10ppm max

Density (20C):
1.39-1.49g/cm3

Application:

A scale and synergistic corrosion inhibitor for iron rust and mineral scale from pipes of cooling circulation water units and boilers; Metal chelate agent for color fixing and bleaching in textile; Complexing agent for electron plate and scale cleaning agent for metals

Package & Storage: 250kg in a plastic drum and stored in cool and dry place.