Specification:Al2O3:16%min;Fe:0.005%max;PH:3.0min; Water Insolubles:0.15%max.As:0.0005%max; Pb:0.002%max. Use: WIdely ue in water treatment., the advanced paper , advanced titanium white manufacturing industry the drinking water and so on Type: flakes、 powder、 granule and block shape Packing: 50kgs/25kgs plastic woven bag with inside PE bag