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Product Name：1-Hydroxyethylidene-1,1-Diphosphonic
acid
Abbreviation:
HEDP
Common Trade Names:
Dequest 2010, Briquest ADPA-60AW, Unihib 106
Molecular
Weight:
206
Structural
Formula:
Specification:
|
Appearance |
Clear,
Colorless to pale yellow aqueous solution |
|
Active
Content |
58.0 - 62.0
% |
|
Phosphorous
acid (as PO3 3- ) |
2.0% max |
|
Phosphoric
acid (as PO4 3- ) |
0.8% max |
|
pH (1%
Water Solution) |
2.0 max |
|
Density
(20°C) g/cm3 |
1.430 -
1.460 |
|
Iron |
10ppm max |
|
Chlorides
(as CL-) |
100 ppm max |
|
Color (APHA) |
30 max. |
|
Ca
sequestration mg CaCO3/g |
480 min |
|
Acetic Acid |
1.0% 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.
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