Barium sulfate CAS NO.7727-43-7

ChemicalName:PrecipitatedBariumSulfate(BaSO4) Property:Colorlessorthorhombiccrystal,amorphouswhitep…

Chemical Name: Precipitated Barium Sulfate(BaSO4)
Property: Colorless orthorhombic crystal, amorphous white powder in appearance, gravity of 4.5(15·C) , 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
Item	Index
Content of Barium Sulfate(Calculated by Dry Basis),%≥	98.5
105·C Volatile matter, %≤	0.10
content of Water Soluble,%≤	0.15
Content of Iron(Fe),%≤	0.001
Whiteness,%≥	97.0
Oil Absorption,g/100g	10.0-20.0
Ph Value(100g/h Suspension)	6.5-7.5
Finess(45umScreen Residue),%≤	0.1
Dispersion um	sampleA
Partical Diameter	0.7-0.8
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: specification 25Kg/sack, the inner layer is plastic membrane tied with thread, the outer layer is plastic woven sack sewed by machines.
Precautions: damping, exposure to direct sun, and tearing should be avoided, and do not store together with coloring matters.