Can do coagulant, there is a very important role, can be used as a chemical addition to a lot of water P TP non-compliance will be followed by a PAC addition to
Generally 100 degrees -200 degrees can be - Gongyi City, Henan Yu-yuan water purification materials Co., Ltd.
... ... as long as you can eat do not have to worry about .... generally all right ... like fritters. Previous well water contains potassium aluminum sulfate ..
(1) Polyaluminum chloride is a flocculant! (2) Muddy water to change water, excessive amount of anyway!