First consider your precipitant (polyaluminum chloride) is not out of date, and then check the PH value of water quality, PH value is too high or too low, will
Sufficient amount of sodium hydroxide, filtered. If Alcan. Because aluminum ions will become partial aluminate ions, is soluble, must be excessive
PAC's chemical name is polyaluminum chloride, which is weakly acidic as a strong acid, weak base salt solution, with negligible causticity for 304 stainless ste
2.PAM can be used for dewatering sludge; in industrial water treatment, it is mainly used as a prescription medicament, and when the water temperature is low, i
l3 ++ PO3- = AlPO3, the formula is as follows: (2 & # 47! pass questions. So a little water is recommended to add 25 grams. On the issue of water treatment can