... Low causticity.4.efficient in wide PH range,can be used in the PH range of 5.0-9.05. Strong adaptability to turbidity ... 6+ %, ≤0.0005 0.00050.00050.0005 Hg %, ≤ 0.00001 0.00001 0.00001 0.00001 Pb %, ≤ 0.001 0.001 0.001 0.001 Cd %, ≤ 0.0002 0.0002 0.0002 0.0002 ... 6+ %, ≤0.0005 0.0005 0.0005 0.0005 Hg %, ≤ 0.00001 0.00001 0.00001 0.00001 Pb %, ≤ 0.001 0.001 0.001 0.001 Cd %, ≤ 0.0002 0.0002 0.0002 0.0002