barium carbonate

Molecular formula :BaCO3 Molecular weight:197.35 Use:Raw material of barium salt, pigment, optical glass, oiling, ceramics, radio original parts and so on . Packing:Plastic lined outer woven packing Weight:25kg, 50kg, 100kg Technical parameter Standard number:GB1614-8 Content( BaCO3 )%≥99.2 Water %≤0.30 Residue of roasting %≤0.15 Total sulfur %≤0.25 Fe %≤0.004 Fineness :Powder 125μm tailover%≤0.20 Fineness :Granular 850μm tailover%≤1 Fineness :Granular 150μm tailover%≥75