... insoluble substance:0.3%4.Low Heavy Metals •IntroductionPolyaluminium Chloride (PAC) is a kind of highly effective water purificant ... the rapid formation of body components, and spend big iron, Shen speed fast.2, the cost of water system ... reliable manufacture, mainly producing watertreatment materials, such as Polyaluminium Chloride (PAC),PAM including Anionic Polyacrylamide(APAM) and Cationic ...