LargeBarium sulfate is an amorphous white powder. Non-toxic, insoluble in water, dissolved in fuming sulfuric acid, slightly dissolved in boiling hydrochloric acid, its chemical properties are very stable, will not change color when contact toxic gases or hydrogen sulfide in the air.
Possesses good chemical inertia, stability, acid-proof and alkali-proof, high proportion and high whiteness, can absorb harmful rays, it is wide range of application.
Barium sulfate