Barium Carbonate ( Whiterite ) BaCO3 [ CAS Number: 513-77-9 check ] - 5000g

Barium Carbonate
Other Names: Witherite

Chemical Formula: BaCO₃
Molar Mass: 197.34 g/mol
CAS Number: 513-77-9
EC Number (WE): 208-167-3
Appearance: White, odorless crystalline solid

Barium carbonate is an inorganic salt that occurs naturally as the mineral witherite. It is widely used in industrial applications due to its stability, insolubility in water, and reactivity with acids. The compound forms barium salts upon reaction with acids and is valued for its roles in materials processing and synthesis.

Chemical and Physical Properties

• Density: ~4.29 g/cm³

• Melting Point: 811°C

• Boiling Point: Decomposes before boiling

• Solubility in Water: Practically insoluble

• Solubility in Acids: Soluble with release of carbon dioxide

• Odor: Odorless

Applications

Ceramics and Glass Manufacturing: Used as a flux and matting agent in ceramic glazes and to enhance physical properties of glass.

Chemical Synthesis: Serves as a precursor in the preparation of other barium compounds.

Plastics Industry: Functions as a stabilizer in certain polymer formulations.

Specialty Applications: Employed in the formulation of technical-grade pest control agents (e.g., rodenticides) and in brick and tile manufacturing to suppress efflorescence.

Safety

Signal Word: Warning

Hazard Statements:

• H302: Harmful if swallowed

Precautionary Statements:

• P264: Wash skin thoroughly after handling

• P270: Do not eat, drink, or smoke when using this product

• P301+P312: IF SWALLOWED: Call a POISON CENTER or doctor if you feel unwell

• P501: Dispose of contents/container in accordance with local regulations

First Aid Measures

Eye Contact: Rinse with plenty of water. Seek medical attention if irritation develops.
Skin Contact: Wash thoroughly with soap and water.
Inhalation: Move to fresh air. Seek medical attention if symptoms occur.
Ingestion: Rinse mouth. Do not induce vomiting. Seek immediate medical help.

Handling and Storage

Storage Conditions: Store in a tightly closed container in a dry, cool, well-ventilated place. Keep away from acids and moisture.
Handling Precautions: Avoid dust generation and inhalation. Use appropriate personal protective equipment (PPE).