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hedp 60%

hedp
2809-21-4
山东 更新日期:2012-06-05

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中文名称:
hedp 60%
英文名称:
hedp
CAS号:
2809-21-4
1-Hydroxyethylidene-1,1-Diphosphonic acidHEDP
CAS No. 2809-21-4                          Molecular Formula:   C2H8O7P2         
Abbreviation: HEDP                         Molecular weight: 206
Structural Formula
Spceification:
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-)%
1.0 max
0. 1 max
pH (1 solution)
2 max
2 max
Density  (20℃)g/cm3
1.430 - 1.460
-
Fe ion ppm
10 max
20 max
Application:
It is mainly used as a Scale & Corrosion Inhibitor, chelating (Sequestrating), deflocculating agent in Cooling and Boiler water treatment, Textile Dying, Detergents etc.
Packing:
HEDP liquid: Normally In 250kg net Plastic Drum, IBC drum can also be used as required HEDP solid: 25kg inner liner polyethylene (PE) bag, outer plastic woven bag, or confirmed by clients. Storage for ten months in room shady and dry place.
hedp;water treatment chemicals

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