... high-resolution TV sets and optical class. Low-Sulfur Barium Carbonate :Spec,: Barium Carbonate(BaCO3), ≥ 99.00%Water Content, ≤ 0. ... ≤ 10%150μm residue, ≥ 80% Characteristics: Molecular formula: BaCO3 Molecular weight: 197.35 It is white granular ... . Besides, it is the raw material for other barium salts, ceramic, pigment and welding rods. Packing: ... with 1000kg net weight. Low-Sulfur Barium Carbonate