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Water Treatment Chemicals Hedp

Posted at: Offers to Sell and Export | Posted on: Wed 16 Sep, 2009 2:41 am |
water treatment chemicals hedp
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HEDP: 1-hydroxy ethylidene-1, 1-diphosphonic acid

CAS No. 2809-21-4

Molecular Formula: C2H8O7P2


weight: 206.02


Appearance : Colorless or light yellow transparent liquid

Active content (HEDP)% 50.0-60.0

Phosphorous acid (as PO33-)% 2.0 max

Phosphoric acid (asPO43- )% 0.8 max

Chloride (as Cl-)% 1.0 max

pH (1% solution) 2 max

Density (20℃)g/cm3 1.40

Fe ion ppm 10 max

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

Package and Storage:

HEDP liquid: Normally In 250kg Plastic Drum, solid: 25kg inner liner polyethylene (PE) bag, outer plastic woven bag, Storage for ten months in room shady and dry place.

Safety Protection:

Acidity, Avoid touching with eye and skin, once contacted, flush with water.

Company Contact:

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Contact Name: Rita
Company Name: Zouping County Dongfng Chemical Industry Co., Ltd
Email: Email
Tel: +86-543-4500892
Fax: +86-543-4502242
Street Address: Baiyun Road,
Haosheng Town, Zouping County,
Shandong Province, China
Website: http://www.sddfchem.com
Member name: ritadongfang
Country: China-CN China
Member Since: 16 September 2009
Total Leads: 2 ritadongfang Import Export Business Leads
Business focus: Water Treatment Chemicals, Hedp, Atmp, Edtmps, Dtpmp, Hpaa, Paa, Paas, Hpma, Ma-aa, Aa, Amps, Pesa, Pasp, Clo2, 1227, Bta, Tta, Pac, Pam
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