Barium sulfate: Chemical Name: Precipitated Barium Sulfate(BaSO4) Property: Colorless orthorhombic crystal, amorphous white powder in appearance, gravity of 4.5(15C) , good dispersion, stable chemical propeties, not dissolvable in diluteacid, dilute alkali, organic solvent, or water, but dissolvablein hot concentrated sulfuric acid. Product appearance: White powder. Specification ItemIndex Content of Barium Sulfate(Calculated by Dry Basis),%98.5 105.C Volatile matter, %0.10 content of Water Soluble,%0.10 Content of Iron(Fe),%0.001 Whiteness,%97.0 Oil Absorption,g/100g12.0-18 Ph Value(100g/h Suspension)6.5-8.0 Finess(45umScreen Residue),%0.03 Dispersion umsampleA Partical Diameter0.7-0.8 Usage: mainly used in powder coat industry, and the barium sulfate embodied characteristics such as narrow distribution of particle diameter, thin painting membrane, even surface, and good light reflection etc. Package:Packed Chrome Oxide Green in 25kg/pp bag , 24MT/20'FCL(or as request) Precautions: damping, exposure to direct sun, and tearing should be avoided, and do not store together with coloring matters.