... Barium Carbonate free follow Purity:99.2%min Dangerous goods:6.1 grade Factory,SGS,Intertek,BV. ISO9001:2008 GB/T 19001-2001 Barium carbonate ... on test sieve %≥ 75Applications:Barium Carbonate is a kind of white odourless powder or granular, almost insoluble in water, ... widely used in production of barium salt, dyes, pyrotechnics, ceramics, enamel, optical glass, pesticide for rat, etc.Mainly used ...