Item:barium sulfate super-fine Composition:BaSO4 Package:25kg/woven bag Lead time:2 weeks after deposit Color:white Super fine barium sulfate1. Main standardChemical compositionBarium sulfate (BaSO4 )/ super- fine typeAppearanceWhite ... /100g10-307Iron(Fe)content%≤0.0038whiteness%92-96Size(mesh):325,400,600,800,1250,2000,3000,6000,8000,12500,15000(can specially ...