Hydroxyphosphono-acetic acid CAS NO.23783-26-8

Items Index Appearance Dark umber transparent viscous liquid Solid content % 45 - 50 Phosphorous acid(as PO33-)% ≤ 4.0 pH(1% s…

Items Index Appearance Dark umber transparent viscous liquid Solid content % 45 - 50 Phosphorous acid(as PO33-)% ≤ 4.0 pH(1% solution) 1 - 3 Density (20℃)g/cm3 ≥ 1.30 HPAA is mainly used as metal cathode corrosion inhibitor. It can be widely used in the circulating cool water system, play as a corrosion inhibitor in the field of steel & iron, petrochemcal, power plant and medicine. It is suitable as a corrosion inhibitor for the low-hardness and corrosion water of the south of China. When built with zinc salt, the effect is even better.