1-Hydroxyethylidene-1,1-diphosphonic acid, HEDP

The pure product is white crystal. The solution is colorless to light yellow transparent liquid. Easily soluble in water, soluble in methanol and ethanol. Hydroxyethylidene diphosphonic acid is a chemical raw material that is often used in industrial water treatment. It is used as the main agent to stabilize water quality in circulating cooling water systems and plays a role in corrosion and scale inhibition.

Household cleaning products and personal care products such as dish soap, also cyanide-free electroplating as the main ingredient, are formulated into a cyanide-free electroplating copper solution, which has good adhesion to the copper layer directly electroplated on sodium iron.