... ≤0.00001Pb %, ≤0.001Cd %, ≤0.0002ApplicationPotable/industrial/waste water treatmentFeatures: 1, floc forming fast activity is good, filter ... coal washing, leather and all kinds of chemical waste water treatment; 3, industrial application; paper sizing, printing dyeing ... , medicine, cosmetics and other industries, waste water can be recycled use; Water treatment chemical PAC Polyaluminium Chloride