plastic grade talcum powder specification:(25262020) whiteness:88%min-95%min sio2:45%min-60%min, mgo:30%min al2o3:0.4%max, fe2o3:0.3%max cao:0.6%max asbestos:free Loose density:0.45%-0.65%max:g/cm3 Tight density:0.80-0.9%max:g/cm3 size:325mesh,400mesh,600mesh moisture:0.5%max, packing: in five ply kraft paper bags of 25kgs FOB (bayuquan)china port:70-90usd/mt