... pam for sludge dewatering1.powder 2.soluble in water 3.for water treatment 4.for industrial sewageAttention 1, the ... treatment, urban wastewater treatment. High turbidity of water purification, water industry, heavy clear, coal washing, dressing, metallurgy, iron and steel, zinc, aluminum processing industry, electronics, water treatment ... ≥888~15≤5≤60 Nonionic Polyacrylamide-water treatment chemicals