High Purity 99.2% Barium Carbonate BaCO3 with 1740℃ Melting Point for Glass Making Packed in 25kg/bag

Barium carbonate (chemical formula BaCO3, molecular weight 197.35) is a hexagonal fine crystal or white powder with minimal solubility in water. Key properties include:

• Density: 4.43 g/cm³
• Melting point: 1740°C (8820 kPa-90 atmospheres)
• Decomposition at 1450°C with CO2 emission
• Soluble in solutions containing ammonium chloride/nitrate or acids
• Toxic - requires proper handling

High quality barium carbonate powder is essential for:

• Fireworks and signal bullet preparation
• Ceramic coating formulations
• Optical glass production

Critical component for manufacturing:

• Electronic ceramics
• PTC thermistors
• Capacitors and other electronic components

Essential for producing:

• Optical glass
• Picture tube glass
• Barium magnetic materials
• Steel carburizing and metal surface treatment

Versatile applications including:

• Production of other barium salts
• Raw material for ceramics, enamels, and pigments
• Paint, rubber, and welding rod formulations

Used to prepare electrodes containing:

• Barium carbonate or strontium carbonate base
• Wire components
• Protective film and heat-shrinkable tube

The most economical method for sulfate removal in:

• Chlor-alkali industry brine refining
• Industrial water treatment processes

Significant benefits for ceramic tableware:

• Increases hardness and density for greater durability
• Enhances wear and chemical corrosion resistance
• Reduces surface pores and bubbles for smoother finish
• Improves translucency for premium appearance

Shanghai Yixin Chemical Co., Ltd. has been a reliable chemical supplier since 1998, specializing in:

• Basic inorganic raw chemicals
• Fine chemicals

With 10 billion general investment and 800+ square meter office space, we serve 800+ global companies across industries including:

• Glass and ceramic enamel
• Smelting
• Printing and dyeing
• Agriculture