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ChemicalBook > Product Catalogue >Inorganic chemistry >Oxides and peroxides >Metal oxide >TUNGSTEN (IV) OXIDE

TUNGSTEN (IV) OXIDE

TUNGSTEN (IV) OXIDE Structure
  • ₹5509.93
  • Product name: TUNGSTEN (IV) OXIDE
  • CAS: 12036-22-5
  • MF: O2W
  • MW: 215.84
  • EINECS:234-842-7
  • MDL Number:MFCD00049709
  • Synonyms:Tungsten(IV) oxide, 99.9% (metals basis);Wolfram(IV)dioxide;Tungsten(IV) oxide -100 mesh, 99.99% trace metals basis;Tungsten(IV) oxide, 99.9% trace metals basis;Tungsten oxide (WO2);WO2;TUNGSTEN DIOXIDE;TUNGSTEN OXIDE
Price1 Properties Safety Information Description
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Brand

  • Sigma-Aldrich(India)

Package

  • 10G
  • ManufacturerSigma-Aldrich(India)
  • Product number400505
  • Product descriptionTungsten(IV) oxide ?100?mesh, 99.99% trace metals basis
  • Packaging10G
  • Price₹5509.93
  • Updated2022-06-14
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich(India) 400505 Tungsten(IV) oxide ?100?mesh, 99.99% trace metals basis 10G ₹5509.93 2022-06-14 Buy

Properties

Melting point :1500-1600°C
Boiling point :1730℃[at 101 325 Pa]
Density :12,11 g/cm3
solubility :insoluble in H2O, organic solvents
form :Powder
Specific Gravity :12.11
color :brown
Water Solubility :Soluble in acid and potassium hydroxide. Insoluble in water.
Exposure limits :ACGIH: TWA 3 mg/m3
NIOSH: TWA 5 mg/m3; STEL 10 mg/m3 CAS DataBase Reference :12036-22-5(CAS DataBase Reference)
EPA Substance Registry System :Tungsten oxide (WO2) (12036-22-5)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.

Description

Tungsten(IV) oxide is used in the production of tungsten and tungstates, in alloys, in fire-proofing fabrics and as a ceramic pigment. It is used to study their chromism, photocatalysis and sensing capabilities. It is associated with rhenium trioxide particles and used for detection of protonatable, radical and precharged species under laser desorption ionization.

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TUNGSTEN (IV) OXIDE CAS:12036-22-5
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