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Ib nrab Hydrolytic Polyacrylamide Anion (PHPA)
Ib nrab Hydrolytic Polyacrylamide Anion (PHPA) siv rau cov roj hloov chaw rau cov roj tertiary rov qab.Nws yog cov khoom siv drilling av nkos nrog kev ua haujlwm zoo.Nws yog feem ntau siv rau hauv drilling, industrial wastewater kho dej, inorganic sludge kho thiab ntawv kev lag luam.
