polymerizationofaluminumpackaging andstorage: Theproduct packaging islined with plastic bag,theouter layer ofplastic sheetingbags,each bagweighs25 kilograms.Storedin a cool,dry placeto prevent thesun and rain. polymerizationofaluminumreferred tothe PAC.Usuallyreferred to asaluminum chlorideorcoagulant, it isbetweena water solubleinorganicpolymersALCL3 and AL[OH]3chemical formula is[AL2][OHNCL6-NLm]wherem representsthe extent of polymerization,n represents theneutralPAC.coloryelloworpale yellow.theproducts havea strong bridge adsorptionperformanceduring the hydrolysis process, the occurrence ofcondensation,adsorptionand precipitation,andother physical and chemicalprocess.