Product Info

Nano Bismuth Oxide Powder (Bi₂O₃, ≥99.90%) is a high-purity nanoparticle powder with D50 < 1μm and a bright yellow-to-orange appearance. With stable Type β crystal form, it is widely used in electronic ceramics, fuel cells, oxidation catalysts, and advanced coatings.

■ Product Overview
Produced via pyrometallurgical technology, Nano Bismuth Oxide Powder offers low impurity levels, fine particle size, and excellent stability.
Its high purity and nanometer-scale particle size make it suitable for applications in ceramics, optoelectronics, semiconductors, batteries, and protective coatings.

Distributed by Nissei International (Thailand) Co., Ltd., Bangkok, this product is available nationwide for electronics, materials, and energy industries.

■ Key Features
- High purity (Bi₂O₃ > 99.90%)
- Nanoparticle size: D50 < 1μm
- Stable Type β crystal form
- Bright yellow to orange appearance
- Produced via dry pyrometallurgy with low impurity content

■ Specifications
- Chemical formula: Bi₂O₃
- Molecular weight: 465.96
- CAS No.: 1304-76-3
- Melting point: 825℃
- Boiling point: 1890℃
- Particle size: D50 < 1μm
- Appearance: Yellow to Orange
- Technology: Pyrometallurgy
- Crystal form: Type β

■ Impurity Index (PPm):
- Lead (Pb): 5
- Copper (Cu): 2
- Iron (Fe): 2
- Sodium (Na): <1
- Chloride (Cl⁻): <3
- Sulfate (SO₄²⁻): <3

■ Applications
- Electronic ceramic materials (dielectrics, semiconductors)
- Optoelectronic materials (imaging sensors, lasers)
- Industrial oxidation catalysts
- Electrolytes for fuel cells
- Glass coloring pigments
- Lead-free flame retardants, pharmaceutical intermediates
- Anti-corrosion coatings, protective films
- Battery materials (zinc-manganese and lead-acid types)

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


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