Barium sulphate powder 1.quite high purity, whiteness 2 low Fe, no mechanical admixture. 3 can absorb X radial, Y radial Barium sulphate powder Using advance synthesis technology of domestic, our quality control system for our superfine BaSO4 is much sticker than that of the oversea market. We firmly control the size of our products, thus it has quite high dispersity and affinity with the other ...