Description

HEDP 60%

 

HEDP 60% Quick Details

Chemical Name:HEDP 60%

Synonyms: 1-Hydroxyethylidene-1,1-diphosphonic acid

CAS No.: 2809-21-4

Molecular Fomula:C2H8O7P2

Chemical Structure:

Molecular weight: M=206.03

EINECS No.:220-552-8

Appearance: Transparent liquid

HEDP 60% Typical Properties

 

Item	HEDP
Appearance	Transparent liquid
Active content(HEDP)%	90.0min
Active content(HEDP.H2O)%	98.0min
Chloride(as Cl-)%	50max
PH (1% solution)	2.0max
Fe,mg/L	5.0max
Phosphoric acid(as PO3³‾)	0.8max
Phosphoric acid(as PO4³‾)	0.5max

 

HEDP 60% Application

1.HEDP is 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..

2.In light woven industry, HEDP is used as detergent for metal and nonmetal. In dyeing industry, HEDP is used as peroxide stabilizer and dye-fixing agent;

3.In non-cyanide electroplating, HEDP is used as chelating agent. The dosage of 1-10mg/L is preferred as scale inhibitor, 10-50mg/L as corrosion inhibitor, and 1000-2000mg/L as detergent.

4.Usually, HEDP is used together with polycarboxylic acid.

HEDP 60% Packaging and Storage

In 250kg net Plastic Drum,IBC drum can also be used as required.