Product Name: BARIUM SULPHATE PRECIPITATED MOLECULAR FORMULAR: BaSO4 PROPERTY: Colorless prismatic crystal shown as amorphous white powder; hardly soluble in water, ethanol and acid; easily forming lumps in dry air. Spec: ITEM INDEX (%) BaSO4 98.0 min WATER SOLUBLE MATTER 0.30 max FINENESS (particle size 45m) 0.20 max OIL ABSORPTION g/100g 15-30 105 VOLATILE 0.30 max Fe 0.004 max PH VALUE (100g/L suspension) 6.5-9.0 WHITENESS 94.0 Uses: Widely used in different paint, oil, pigment, printing ink, textile, glass, pottery, wireless industry, paper-making, plastic (shell of household electrical appliance, construction plastic), filling agent for insulating plastic cement and rubber products of high grade. Cathode expansion agent for storage batteries. Also suitable for making enameling material for pottery and enamel industry.