Barium Sulfate 98%

barium sulfate Molecular formula: BaSO4
H.S. Code: 2833270000
Appearance: White powder
Use: widely used as filled object for paint, printing ink, rubber, plastic and insulating tape. Also used in industries of palette, china, storage battery, porcelain enamel, glass and spice etc. Specification:

Specification		High-class product	First-class product
BaSO4content ≥		98	97
Moisture %≤		0.3	0.3
Water soluble %≤		0.3	0.3
Fe %≤		0.004	0.006
Whiteness %≥		98	94
Oil absorption g/100g		15-30	10-30
PHvalue		6.5-9.0	5.5-9.5
Fineness (45um test mesh residue) %≤		0.2	0.2
Particle size analysis	Less than 10um%≥	80	-
	Less than 5um%≥	60	-
	Less than 2um%≥	25	-