As the main manufacture of barium salts, we are in supply of barium carbonate in large quantity. The specifications are as follows:
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Industrial barium carbonate:

Description: White powder
Specifications: (tested according to GB/T 1614-1999)
Barium carbonate(BaCO3): 99.2%min
Total sulphur(SO4): 0.2%max
HCl-insoluble: 0.20%max
Iron(Fe): 0.002%max
Moisture: 0.2%max
Bulk density on customers' requirement.

Uses: Mainly used in magnet material, electronic ceramics, water Purification, coating, paint, pigment, building materials, steel and iron Carbonization, making other barium salts and reagents.
Packing: 25, 50, 500, 1000kg net each in plastic woven bag with lining.

For more information about our product, please kindly refer to our company website.