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Shandong Taihe Water Treatment Co.,Ltd.

[China]HEDP (1-Hydroxy Ethylidene-1,1-Diphosphonic Acid )

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CAS No. 2809-21-4

Molecular Formula: C2H8O7P2 Molecular weight: 206.02

Specification:
Appearance: Clear, Colorless to pale yellow aqueous solution
Active content (HEDP)% : 58.0-62.0
Phosphorous acid (as PO33-)%: 1.0 max
Phosphoric acid (asPO43- )%: 0.6 max
Chloride (as Cl-) ppm: 100.0 max
pH (1% solution): 2.0 max
Density : (20℃)g/cm3 1.43-1.47
Fe,mg/L: 10.0 max
Colour APHA (Hazen): 30.0 max
Ca sequestration (mg CaCO3/g): 500.0 min

Usage:
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.
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Additional information:

Model/Article number:2809-21-4
Place of origin:China
Brand:THWATER
Price:Ask for price
Price Terms:TT, LC, DP,
Packing:200L drum 1000L IBC; ISO Tank
Minimum order:1.0mt
Quality/Certifications:REACH; NSF; KOSHER

 

Related products: Chemicals & Plastics ->Chemical products -> Industrial chemistry

 
     
 

Shandong Taihe Water Treatment Co.,Ltd.

Street:Xiwangzhuang Town
City:Zaozhuang
Postal code:277100
Country:China
Phone: +86 632 5113066
Fax: +86 632 5112055

Contact person

Name and Surname: Tina zhang
Phone: +86 632 5113079
Mobile: +86 13336328086
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