Chemical Formula: BaCO3 Molecular weight: 197.35 Bulk Density 0.8-1.2 in g/cm3 Appearance: White Powder, Soluble in acid, Insoluble in water, poisonous. Typical Analysis: Purity 99.20% min. Moisture 0.03% max. Total Sulphur as SO4 0.30% max HCl Insoluble .25% max. Iron (Fe) 0.004% max. +325 1.00% max. Average particle size 9-15 microns. Packing: 25kg/1000kg Plastic Woven Bag. Uses: Manufacture of special glass (glassy shell of video picture tube), construction materials, magnetic materials, various barium salts; also used as a chemical reagent -