... %, ≤0.00001Pb %, ≤0.001Cd %, ≤0.0002ApplicationPotable/industrial/waste water treatmentFeatures: 1, floc forming fast activity is good ... 1, purified drinking water, sewage; 2, industrial water purification, industrial wastewater, mining, oil field injection water, making water ... all kinds of chemical waste water treatment; 3, industrial application; paper sizing, printing dyeing, Cement accelerating ...