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ChemicalBook >> CAS DataBase List >> TUNGSTEN SELENIDE

TUNGSTEN SELENIDE

TUNGSTEN SELENIDE price.
  • $82.65 - $1380
  • Product name: TUNGSTEN SELENIDE
  • CAS: 12067-46-8
  • MF: Se2W
  • MW: 341.78
  • EINECS:235-078-7
  • MDL Number:MFCD00049703
  • Synonyms:TUNGSTEN DISELENIDE;TUNGSTEN (IV) SELENIDE;TUNGSTEN SELENIDE;TUNGSTEN (IV) SELENIDE, 99.8% (METALS BASIS);Tungsten(Ⅳ) selenide;Tungsten(IV) selenide (WSe2);Tungsten diselenide Crystal, 99.995%;IV) 99.9%TUNGSTEN SELENIDE
Price2 Properties Safety Information Description
2 prices
Selected condition：
Brand
  • Sigma-Aldrich
Package
  • 1EA
  • ManufacturerSigma-Aldrich
  • Product number901483
  • Product descriptionTungsten selenide single crystalline monolayer flakes on sapphire
  • Packaging1EA
  • Price$391
  • Updated2023-06-20
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number808822
  • Product descriptionTungsten diselenide Crystal, 99.995%
  • Packaging1ea
  • Price$1380
  • Updated2025-07-31
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich 901483 Tungsten selenide single crystalline monolayer flakes on sapphire 1EA $391 2023-06-20 Buy
Sigma-Aldrich 808822 Tungsten diselenide Crystal, 99.995% 1ea $1380 2025-07-31 Buy

Properties

Density :9.32
RTECS :YO7714000
form :Powder, 10μm
color :gray hexagonal, hexane crystals, crystalline
Water Solubility :Insoluble in water.
Exposure limits :ACGIH: TWA 0.2 mg/m3; TWA 3 mg/m3
NIOSH: IDLH 1 mg/m3; TWA 5 mg/m3; TWA 0.2 mg/m3; STEL 10 mg/m3 InChI :InChI=1S/2Se.W
InChIKey :ROUIDRHELGULJS-UHFFFAOYSA-N
SMILES :[W](=[Se])=[Se]
CAS DataBase Reference :12067-46-8(CAS DataBase Reference)
EPA Substance Registry System :Tungsten selenide (WSe2) (12067-46-8)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning GHS hazard pictograms P273, P391, P501
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.

Description

Tungsten(IV) selenide is used as an important compound in electrochemical solar cells. It acts as a stable semiconductor.

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