... pam for sludge dewatering1.powder 2.soluble in water 3.for water treatment 4.for industrial sewageAttention 1, the operator ... mainly used as flocculants: suspended particles, over the thick, high density, particle with a positive charge, water PH value is ... , iron and steel, zinc, aluminum processing industry, electronics, water treatment.3, for the petroleum industry, oil production, drilling mud, ...