Home > Products > 1-Hydroxy Ethylidene-1,1-Diphosphonic(HEDP) CAS NO:2809-21-4

1-Hydroxy Ethylidene-1,1-Diphosphonic(HEDP) CAS NO:2809-21-4

HEDP CAS No.2809-21-4 Good Price

Brand: JINAN FOREVER

Packaging: PLASTIC DRUM

Supply Ability: 80,000tons per year

HEDP, Hydroxyethylidene Diphosphonic Acid HEDP (Hydroxyethylidene Diphosphonic Acid) is an odourless organic phosphorus chemical compound. For one thing, it is colourless to yellowish acidic liquid Moreover, HEDP is an organic phosphonic acid...
HEDP Hydroxyethylidene Diphosphonic Acid

Brand: JINAN FOREVER

Packaging: PLASTIC DRUM

Supply Ability: 80,000tons per year

HEDP, Hydroxyethylidene Diphosphonic Acid Description HEDP (DEQUEST 2010) Standard Data CAS number: 2809-21-4 EINECS number: 220-552-8 Molecular formula: C2H8O7P2 Molar Weight: 206.03 g / mol Active ingredients: 58,0-62,0% Chloride: 0.3% max Iron:...
1-Hydroxy Ethylidene-1 1-Diphosphonic Acid (HEDP)

Brand: JINAN FOREVER

Packaging: PLASTIC DRUM

Supply Ability: 80,000tons per year

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDP) CAS No. 2809-21-4 Molecular Formula: C2H8O7P2 Molecular weight: 206.02 Structural Formula: Properties: HEDP is an organophosphoric acid corrosion inhibitor. It can chelate with Fe, Cu, and Zn ions to...
(1-Hydroxyethane-1 1-diyl)diphosphonic acid CAS NO.2809-21-4

Brand: JINAN FOREVER

Packaging: PLASTIC DRUM

Supply Ability: 80,000tons per year

China 1-Hydroxy Ethylidene-1,1-Diphosphonic(HEDP) CAS NO:2809-21-4 Suppliers

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

Description: 1-Hydroxy Ethylidene-1,1-Diphosphonic(HEDP)

Physical and chemical property: crystal powder, suitable for usage in winter and freezing districts.

Molecular Formula: C2H8O7P2

CAS No:2809-21-4

UN No:3265

CLASS: 8.1

Specifications:

Items

Index

Appearance

Clear, Colorless to pale yellow aqueous solution

White crystal powder

Active content (HEDP)%

60.0 min

90.0 min

Active content (HEDP·H2O)%

58-62

98.0 min

Phosphorous acid (as PO33-)%

1.0 max

0.8 max

Phosphoric acid (as PO43- )%

0.6 max

0.5 max

Chloride (as Cl-)%

0.01 max

0.01 max

pH (1% water solution)

2.0 max

2.0 max

Density (20℃)g/cm3

1.40 min

-

Fe, mg/L

10.0 max

5.0 max

Colour APHA (Hazen)

10.0 max

-

Ca sequestration (mg CaCO3/g)

500.0 min

Packed in 250kg plastic drum,20fcl=20mts.

Application: HEDP is used as scale inhibitor, deflocculant, sequestrant, water stabilizer in circulating cool water system, oil field and low-pressure boilers in fields such as electric power, chemical industry, metallurgy, fertilizer, etc under condition of high temperature and high pH value. HEDP is also used as detergent for metal and nonmetal. In dyeing industry, HEDP is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP is used as chelating agent.

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