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243639

Tungsten disulfide

Name: Tungsten disulfide
Brand: ALDRICH

powder, 2 μm, 99%

Synonym(s):

Tungsten disulfide, Tungsten(IV) sulfide

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About This Item

Linear Formula:

WS₂

CAS Number:

12138-09-9

Molecular Weight:

247.97

NACRES:

NA.23

PubChem Substance ID:

24854626

UNSPSC Code:

12352302

EC Number:

235-243-3

MDL number:

MFCD00011467

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Properties

Product Name

Tungsten(IV) sulfide, powder, 2 μm, 99%

Quality Level

100

assay

99%

form

powder

composition

S₂W

reaction suitability

reagent type: catalyst
core: tungsten

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

particle size

2 μm

density

7.5 g/mL at 25 °C (lit.)

application(s)

battery manufacturing

greener alternative category

Enabling

SMILES string

S=[W]=S

InChI

1S/2S.W

InChI key

ITRNXVSDJBHYNJ-UHFFFAOYSA-N

Description

General description

We are committed to bringing you Greener Alternative Products that adhere to one of the four categories of Greener Alternatives. This is an enabling product that can be used to synthesize 2D materials, optimizing them for catalytic activity in applications such as water splitting. This enhances performance and contributes to sustainable energy solutions. Click here for more information.

Application

Tungsten(IV) sulfide (WS₂) is a transition metal dichalcogenide with good catalytic, optical and electronic properties. WS₂ can be used as a solid lubricant for a variety of applications such as aerospace, cutting tools and automotive systems.

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Storage Class

13 - Non Combustible Solids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Articles

Molybdenum Disulfide: Hydrogen Evolution

Catalytic water splitting produces hydrogen crucial for renewable energy, petroleum refining, and chemical industry applications like methanol production.

Novel Graphene‑Based Nanostructures Production, Functionalization, and Engineering

Codeposition of inorganic fullerene-like WS2 nanoparticles in an electrodeposited nickel matrix under the influence of ultrasonic agitation

Garcia-Lecina E, et al.

Electrochimica Acta, 114, 859-867 (2013)

Antispalling effect of WS2 nanoparticles on the lubrication of automotive gearboxes

Aldana PU, et al.

Tribology Transactions, 59(1), 178-188 (2016)

Near Room Temperature Light-Activated WS2-Decorated rGO as NO2 Gas Sensor.

Valentina Paolucci et al.

Sensors (Basel, Switzerland), 19(11) (2019-06-12)

The NO2 response in the range of 200 ppb to 1 ppm of a chemoresistive WS2-decorated rGO sensor has been investigated at operating temperatures of 25 °C and 50 °C in dry and humid air (40% RH) under dark and

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Global Trade Item Number

SKU	GTIN
243639-50G	04061825596471