HEDP

HEDP
CategoriesWater Treatment Chemical
BrandNGO CALCIUM CARBIDE
AppearanceWater white to pale yellow liquid
Molecular Weight206
Active acid, %58.0 – 62.0
pH, 1% solution @ 25 ℃2.0 max
Specific gravity@ 20 ℃ , g/cm31.42 – 1.47
Arsenic, ppm2 max
Iron, as Fe, ppm20 max
Phosphorous acid, %4.0 max
Color APHA (Hazen)150 max
Chlorides (as Cl, ppm)100 max
Update Time2021-07-31
Detail Information
It is a low arsenic aqueous solution of 1-Hydroxyethylidene -1, 1-diphosphonic acid, (HEDP), and is noted for excellent CaCO3 scale inhibition and chlorine stability. (HEDP) Scale Inhibitor is widely used in industries as a sequestering agent and calcium carbonate scale inhibitor for applications in food processing, cosmetics and personal care products.
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