... rubber reinforcing filler, and used in paints, ceramics, batteries, enamel, paint, coatings(Product Name) Barium Sulfate(Molecular Formula) BaSO4(Performance)Barium Sulfate ... , increasing agent, usually be used in paints, ceramics, batteries, enamel, paint, coatings, and so on. BaSO498%minWater Soluble0.016%maxAcid Soluble0.042 ...