... .Factory price 3.free sample 4,ISO9001 approval Specifications1) 99.6% purity 2) odorless white powder3) ISO9001 approval4) free sample ... Application :Production of aluminum chemicals. Major products include alum (aluminum sulfate), poly aluminum chloride (PAC), sodium aluminate, zeolites, aluminum fluoride. · A ... relathionship with many customers all over the world 99.6% purity aluminum trihydrate