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Sodium bismuthate

CAS Number
12232-99-4
EC Number
235-435-6
Chemical Formula
Bi.Na.O
Molecular Weight
279.968 g/mol

Description

Sodium bismuthate (CAS 12232-99-4 ), also referenced by its formula NaBiO3, is a strong inorganic oxidizing agent used across analytical chemistry, pharmaceutical manufacturing, and specialty treatment processes. Its high oxidizing potential makes it effective for selective oxidation reactions and biocidal applications where conventional oxidants are unsuitable for specific industrial or laboratory requirements. In pharmaceutical and chemical synthesis, sodium bismuthate oxidizes manganese(II) ions to permanganate in qualitative analysis, which is a standard confirmatory test used in QA laboratories. It functions as a selective oxidant in organic synthesis, converting specific functional groups under controlled conditions without broad reagent interference during the manufacturing process. Water treatment applications leverage its biocidal activity against resistant microbial strains where conventional disinfectants show reduced efficacy in challenging environmental conditions. Specialty formulations targeting preservation also incorporate sodium bismuthate where sustained oxidative action is required against biofilm-forming organisms in industrial systems. Sodium bismuthate is supplied as a yellow-to-orange powder, typically at purities of 80–90% or higher for technical-grade material, with higher-purity grades available for analytical use. Technical grade is the most commonly traded specification, though reagent-grade material is sourced for laboratory supply and bulk quantities for industrial procurement needs. Contact us for supply of Sodium bismuthate Request Quote

Other Names (Synonyms)

Bismuth sodium oxide (BiNaO3) | Bismuth sodium trioxide | Sodium bismuthate(V) | Bismuthate (BiO31-), sodium | 2PR2L7N425 | SODIUM BISMUTHATE (NABIO3) | SODIUM BISMUTHATE(V) [MI] | Bismuth sodium oxide (NaBiO3) | NaBiO3

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point>300°C
Appearanceyellow-brown powder
ColorYellow to brown
OdorOdorless
FormPowder
Water SolubilitySoluble in aqueous acid. Insoluble in water.

Safety & Handling

Warning
GHS07· Irritant

Hazard Statements

H302
H302
H315
H315
H319
H319
H335H335

Precautionary Statements

P261
P261
P264
P264
P270
P270
P271
P271
P280
P280
P319
P319
P321
P321
P330
P330
P405
P405
P501
P501
P265
P265
P317
P317
P352
P352
P340
P340
P317
P317
P317
P317
P364
P364
P233
P233
P338

Trade & Regulatory

HS Code28419085
Storage Class11 - Combustible Solids
WGK (Germany)3