Barium Sulphate (Natural Ore) : Chemical Formula BaSO4.It is known as Barites Packing : 50 Kgs HDPE bags with thick inner liner. Physical Property : White or Yellowish, Odorless tasteless powder. Chemical Property: % of material as BaSO4 97%. Iron as (Fe) % mass max 0.10 to 1.5. Particle size 200 to 300 mesh. Sp.Gr 4 - 4.5. Aluminum as (Al) % by mass max. 0.10. Silica as (SiO2) % by mass max 2.0 to 6.0. Relative density at 27oC min 4.15. matter soluble in water % by mass max 0.02. Uses : Off color material used for weighting mud in oil drilling.White color material used for paper coating paints Filler and delustrant textiles. In battery plate expanders.