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hedp cas 2809-21-4

Chemical Name: HEDP

CAS No.: 2809-21-4

Molecular Fomula: C2H8O7P2

Molecular Weight: 206.03

Appearance: White crystalpowder

Purity: 90%



HEDP Quick Details

Chemical Name: HEDP

CAS No.: 2809-21-4

Molecular Fomula:C2H8O7P2

Chemical Structure:HEDP Structure

Molecular weight: 206.03

Appearance:White crystal

HEDP Typical Properties

Item Hedp
Appearance Withe crystal powder
Active content(HEDP)% 90.0min
Activecontent(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 90% powder 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 Packaging and Storage

Packaging:25KG/ bag. Compound cowhide paper bag, lined.

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