The data suggest pac optimum ph is 8, the need for hydroxide In general, aluminum and iron salts in alkaline environment effect, because they are to hydrolysis
After adding PAC, in order to form alum, adjusted to 6-9 within the best. It may be the water quality of the PH value needs to be adjusted first water may be to
Can be used at the same time, in general, the first vote to add poly aluminum to form flocs, and then add polyacrylamide flocs increase.
Stir with treatment water. Second, before the pump dosing in the pump suction port, the use of suction pump. There are generally two, meaning that in the regula
The formation of premature senility, dementia, denitrifying bacteria have a certain stimulating effect; when the mass fraction is high, then the performance of