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Merck
CN

223891

Bismuth oxide

ReagentPlus®, powder, 10 μm, 99.9% trace metals basis

Synonym(s):

Bismuth trioxide, Bismuth yellow, Bismuth(III) oxide, Dibismuth trioxide

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About This Item

Empirical Formula (Hill Notation):
Bi2O3
CAS Number:
Molecular Weight:
465.96
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352103
EC Number:
215-134-7
MDL number:
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Product Name

Bismuth(III) oxide, ReagentPlus®, powder, 10 μm, 99.9% trace metals basis

product line

ReagentPlus®

assay

99.9% trace metals basis

form

powder

reaction suitability

reagent type: catalyst
core: bismuth

particle size

10 μm

SMILES string

O=[Bi]O[Bi]=O

InChI

1S/2Bi.3O

InChI key

WMWLMWRWZQELOS-UHFFFAOYSA-N

General description

Bismuth (III) oxide is a yellow, monoclinic crystalline powder. It is insoluble in water and hydroxide solutions but dissolves in acids to form bismuth (III) salts. It can be prepared by heating bismuth in air or by heating hydroxides, carbonates or nitrates of bismuth.

Application

General applications of bismuth (III) oxide are:production of optical glasses with high indices of refraction, precursor in the production of other bismuth compounds.
Bismuth (III) oxide is suitable for dental materials to render them opaque to X-rays.
It is used for the synthesis of pure BiFeO3 perovskite nanoparticles, lead free piezoelectric 0.96(Bi0.5Na0.5)TiO3 - 0.04 BaTiO3.

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.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany


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Storage Class

11 - Combustible Solids

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dust mask type N95 (US), Eyeshields, Gloves



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Articles

The prevailing strategies for heat and electric-power production that rely on fossil and fission fuels are having a negative impact on the environment and on our living conditions.


Direct mechanosynthesis of pure BiFeO 3 perovskite nanoparticles: reaction mechanism.
Perejon A, et al.
Journal of Material Chemistry C, 1(22), 3551-3562 (2013)
L M Formosa et al.
International endodontic journal, 45(4), 326-336 (2011-11-03)
To investigate the physical properties of tricalcium silicate (TCS) with and without the addition of a radiopacifier and compare them with that of Portland cement (PC) and radiopaque PC in an mineral trioxide aggregate-like system. Tricalcium silicate, PC and radiopacified
L M Formosa et al.
Dental materials : official publication of the Academy of Dental Materials, 28(5), 584-595 (2012-03-14)
Tricalcium silicate is the major constituent phase in mineral trioxide aggregate (MTA). It is thus postulated that pure tricalcium silicate can replace the Portland cement component of MTA. The aim of this research was to evaluate the microstructure and surface



Global Trade Item Number

SKUGTIN
223891-100G04061838778772
223891-500G04061838778789