Good Price HEDP 50%/60% 2809-21-4

1-Hydroxyethylidene-1,1-Diphosphonic Acid Cas 2809-21-4 can form hexagonal chelates with metal ions, especially calcium ions, in water, thus exhibiting good scale inhibition and significant solubility limiting effects. When used in combination with other water treatment agents, HEDP shows ideal synergistic effects. HEDP solid belongs to high-purity products and is suitable for harsh winter regions; Specially suitable for cleaning agents and daily chemical additives in the electronics industry.

Due to strict control of emission standards for chromium and phosphate by environmental protection departments, low phosphorus or phosphate free agents are used in both circulating cooling water systems and boiler systems, with HEDP being commonly used in low phosphorus agents The dosage is generally less than 1-3 ppm.

1-Hydroxyethylidene-1,1-Diphosphonic Acid(HEDP) is also applied in the fields of medicine and pesticides as one of the ingredients in formulations, used to regulate acid-base balance, stabilize drugs, or enhance pesticide efficacy.