Product Info

High-purity Bismuth Oxide Powder (Bi₂O₃ > 99.90%) is a fine light yellow powder with a stable Type α crystal structure. With particle sizes from 1.5 to 30 μm (D50), it is ideal for electronic ceramics, fuel cells, oxidation catalysts, and protective coatings.

■ Product Overview
Produced via pyrometallurgical technology, this Type α Bismuth Oxide powder ensures high stability, low impurity content, and excellent performance in advanced materials.
It is widely applied in ceramics, imaging materials, superconductors, glass pigments, and battery technologies, making it an essential material for electronics, energy, and industrial coatings.

Distributed by Nissei International (Thailand) Co., Ltd., based in Bangkok, we serve factories and manufacturers across Thailand.

■ Key Features
- High Bi₂O₃ purity (>99.90%)
- Type α stable crystal form
- Available particle size (D50):
1.5–3.5 μm
5–10 μm
10–20 μm
20–30 μm
- Light yellow powder
- Produced via pyrometallurgy for high quality and low impurities

■ Specifications
- Chemical formula: Bi₂O₃
- Molecular weight: 465.96
- CAS No.: 1304-76-3
- Melting point: 825℃
- Boiling point: 1890℃
- Appearance: Light yellow powder
- Crystal form: Type α
- Technology: Pyrometallurgy
- Particle size (D50): 1.5–3.5 μm / 5–10 μm / 10–20 μm / 20–30 μm

■ Impurity Index (PPm):
- Lead (Pb): <3
- Copper (Cu): 2
- Iron (Fe): 2
- Sodium (Na): <1
- Chloride (Cl⁻): <3
- Sulfate (SO₄²⁻): <3

■ Applications
- Electronic ceramic materials
- Bismuth salt manufacturing
- Glass coloring pigments
- Photoelectric and imaging materials
- Radiation shielding
- High-temperature superconductors
- Oxidation catalysts
- Pharmaceutical and chemical precursors
- Flame retardants
- Anti-corrosion coatings and films
- Fuel cell electrolytes
- Additives for zinc-manganese and lead-acid batteries

■ Please download the PDF or contact us for more details.


#BismuthOxide #HighPurityBi2O3 #ElectronicCeramics #BatteryAdditives #FuelCellElectrolyte #OxidationCatalyst #AntiCorrosionCoatings #AdvancedMaterials #ThailandIndustry #NisseiInternational