1-Hydroxyethylidene-1,1-Diphosphonic acid(HEDP)
Listing ID#10189377
ModelCAS No. 2809-21-4
CategoryEnvironment

1-Hydroxyethylidene-1,1-Diphosphonic acid(HEDP)

Specifications

Origin
CHINA
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Quick answer

1-Hydroxyethylidene-1,1-Diphosphonic acid(HEDP) is a Environment product. Key specs — Origin: CHINA.

Product Description

CAS No. 2809-21-4

Abbreviation: HEDP

Molecular weight: 206

Structural Formula

SPECIFICATIONS:

items

index

Appearance

Colorless or light yellow transparent liquid

White crystal powder

Active content (HEDP)%

58.0-62.0

89.0 min

Phosphorous acid (as PO33-)%

2.0 max

0.5 max

Phosphoric acid (asPO43- )%

0.8 max

0.5 max

Chloride (as Cl-)%

0.01 max

0.01 max

pH (1% solution)

2 max

2 max

Density (20℃)g/cm3

1.430 - 1.460

-

Fe ion ppm

10 max

20 max

APPLICATIONS:

It is mainly used as a Scale & Corrosion Inhibitor, chelating (Sequestrating), deflocculating agent in Cooling and Boiler water treatment, Textile Dying, Detergents etc.

Packing:

Normally In 250kg net Plastic Drum, IBC's can also be used as required..HEDP is available with lower Chloride level, lower Iron level, lower Arsenic level

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