Polyaluminium Chloride It is widely used for Water treatmenting. High qulaity and competitive price. ... insoluble %0.20.50.51.50.51.01.53.0Usesa, Urban water supply and drainage purification: river water, reservoir water, groundwater.b ... of industrial wastewater treatment: printing and dyeing wastewater, leather waste water, fluorine-containing waste water, heavy metals, waste water, oily waste, ...