Polyaluminium chloride (PAC) yog cov khoom siv tsis muaj tshuaj lom neeg, cov khoom siv lim dej tshiab, inorganic polymer coagulant, hu ua polyaluminium. Nws yog dej-soluble inorganic polymer ntawm AlCl3 thiab Al (OH) 3. Cov tshuaj formula yog [Al2(OH)nCl6-n]m, qhov twg m sawv cev rau qib ntawm polymerization, thiab n sawv cev rau cov khoom PAC. Neutrality.
