637017

Bismuth(III) oxide

nanopowder, 90-210 nm particle size, 99.8% trace metals basis

• Synonym(s): Dibismuth trioxide
• Empirical Formula (Hill Notation): Bi₂O₃
• CAS Number: 1304-76-3
• Molecular Weight: 465.96
• EC Number: 215-134-7
• MDL number: MFCD00003462
• UNSPSC Code: 12352302
• PubChem Substance ID: 24882819
• NACRES: NA.23

Properties

• description: beta
• Assay: 99.8% trace metals basis
• form: nanopowder; spherical
• reaction suitability: reagent type: catalyst; core: bismuth
• surface area: 3.2-3.5 m²/g
• particle size: 90-210 nm
• bulk density: 0.5‑1.1 g/mL
• SMILES string: O=[Bi]O[Bi]=O
• InChI: 1S/2Bi.3O
• InChI key: WMWLMWRWZQELOS-UHFFFAOYSA-N

Description

Application

• Characterization and Physical Properties of Nano-sized Bi2O3/Polymer: This research investigates the properties of bismuth(III) oxide nanoparticles within a polymer matrix, emphasizing energy and high-refractive index applications. It explores the potential of Bi2O3 in enhancing the performance of composite materials (A Alruwaili, AM El Sayed, 2024).
• Electroanalytical Performance Enhancement by Bismuth (III) Oxide: A study on incorporating bismuth(III) oxide nanoparticles into carbon ceramic electrodes to improve their electroanalytical capabilities, particularly for detecting pollutants in water (M Brycht et al., 2024).
• Visible Light Responsive Photocatalysts for Arsenic Remediation: This review highlights the role of bismuth-based photocatalysts, including bismuth(III) oxide, in the effective remediation of arsenic from water sources, underlining the photocatalytic capabilities of these materials (I Natali Sora et al., 2024).
• High-Performance Composites for Gamma-Ray Shielding: An investigation into fluoroelastomer composites filled with bismuth(III) oxide for their application in gamma-ray shielding, highlighting the material′s effectiveness in blocking radiation (SM Magnere et al., 2024).

Features and Benefits

Preparation of new stabilized, oxide ion-conducting, bismuth vanadate phases by a microwave assisted method, from V₂O₅, Bi₂O₃ and other solid oxides, was reported. These ceramics show promise in solid oxide fuel cells, water-vapor electrolyzers and oxygen sensors.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: nwg
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves