Barium carbonate (BaCO₃) is an inorganic compound of barium and carbon dioxide. It is a white crystalline powder or granules, insoluble in water but soluble in acids with the release of carbon dioxide.
Widely used across various industrial sectors, it exhibits high thermal resistance and chemical stability, making it an important component for numerous applications.
Properties:
Indicator | Value |
---|---|
Mass fraction of barium carbonate, %, not less than | 99.2 |
Mass fraction of moisture, %, not more than | 0.3 |
Mass fraction of total sulfur (as sulfate ion), %, not more than | 0.30 |
Mass fraction of residue insoluble in hydrochloric acid, %, not more than | 0.25 |
Mass fraction of iron, %, not more than | 0.004 |
Bulk density, g/cm³, not less than | 1.05 – 2.01 |
in the glass industry for the preparation of glass batch materials
in the electronics industry
in the chemical and pulp & paper industries
in the textile (spinning) industry
in the production of charcoal carburizers
in the manufacturing of optical glass, enamels, and glazes
in the production of synthetic fibers
in the ceramics industry
Barium carbonate can also be used as a stabilizer and in other specialized chemical processes due to its high purity and stability.