Barium Hydroxide : Chemical Formula Ba (OH)2 8H20 Packing : 50 Kgs HDPE bags with thick inner liner. Physical Property : White powder soluble in dilute acids slightly soluble in water. Chemical Property : Assay (as Ba(OH)2 8H20) % by mass min. 95. Iron as (Fe) mass min 0.003. pH of aqueous solution ranges between 7.5 to 9.0. Uses : manufacturing of oil & grease additives, purifying agent for Caustic Soda, Refining edible oils.