... paint,ink,coating, plastic,rubber,chip friction pieces,ceramics,glass,electronics,cosmetics.1:main standard: Chemical compositionBarium Sulfate ( BaSO4 )/ SuperfineAppearanceWhite powderPackage25kg ... paint,ink,coating, plastic,rubber,chip friction pieces,ceramics,glass,electronics,cosmetics,medicine,food. :2:soecificaton: NoItemUnitIndexFirst gradeQualyfied grade1Assay(Barium Sulfate ...