... powder coating, painting, ink, rubber, pigment, storage battery, plastics et Precipitated Barium Sulphate1.SPECS:Main content:98.0% minPH value:6.5 ... ) :0.1% maxOil absorption:15-18%2.Usage: Used in powder coating, painting, ink, rubber, pigment, storage battery, plastics etc Precipitated Barium Sulphate