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(1-HYDROXYETHYLENE)DIPHOSPHONIC ACID
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(1-HYDROXYETHYLENE)DIPHOSPHONIC ACID
phosphate
2809-21-4
HEDP is a multifunctional phosphonate providing all the properties of polyphosphates, phosphate esters, polymers and chelating agents. HEDP is employed as a scale control agent for cooling water treatment, Besides, it can improve corrosion control, or inhibit iron fouling and assist dispersion of solids. HEDP is with the following key functions:
1. Threshold effect Hydrolytic stability
2. Sequestration Chlorine stability
3. Crystal growth modification
Applications:
Scale control for cooling water & boiler water treatment
Scale & corrosion control for oilfield water treatment
Bottle washing: prevent from scale, spotting and filming
Textile industries: stabilized peroxide, improve bleaching performance
CAS Number: 2809-21-4
Appearance colorless to pale yellow solution
Typical active content: 58-60%
Specific gravity at (20¡æ) ¡Ý1.45
pH , 1% solution at 25¡ãC ¡Ü1.82
Iron, ppm £¼15
Chloride, % £¼0.18
Limiting viscosity dl/g (30¡æ): 38
Industrial field additive, surfactants, waste & water treatment
changzhou yuanquan hongguang chemical co.,ltd
Phone +86 519 8601388
Fax +86 519 8603588
Homepage http://www.hgchem.com
E-mail hongg12@pub.cz.jsinfo.net
Address hengshanqiao
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