Product Description Chemical formula: AL2(SO4)3 Appearance: White, light grey Specification: Al2O3: 15.80%-17%; Fe: 0.50%max; pH: 3.0min Water Insolubles: 0.15%max. As: 0.0005%max; Pb: 0.002%max. Grain size: 15mm max Use: Used in papermaking Package: PP/PE 50KG/BAG, 25KG/BAG, 25MT/20GP Price: 115USD/MT FOB Qingdao Payment: T/T, L/C If you have the demand, please contact with us. We can supply the best competition with the best price.