... barium sulfate (modified super fine) Composition:BaSO4 Package:25kg/woven bag Lead time:2 weeks after deposit 1. Main standardChemical compositionBarium sulfate (BaSO4 )/ modified super ... particle distribution, good dispersion , super fine, super clean and so on. ... mesh):325,400,600,800,1250,2000,3000,6000,8000,12500,15000(can specially produced as demand of clients) Modified super fine barium sulfate ...