243639

Tungsten(IV) sulfide

powder, 2 μm, 99%

• Synonym(s): Tungsten disulfide
• Linear Formula: WS₂
• CAS Number: 12138-09-9
• Molecular Weight: 247.97
• EC Number: 235-243-3
• MDL number: MFCD00011467
• UNSPSC Code: 12352302
• PubChem Substance ID: 24854626
• NACRES: NA.23

Properties

• Quality Level: 100
• assay: 99%
• form: powder
• reaction suitability: reagent type: catalyst; core: tungsten
• particle size: 2 μm
• density: 7.5 g/mL at 25 °C (lit.)
• application(s): battery manufacturing
• SMILES string: S=[W]=S
• InChI: 1S/2S.W
• InChI key: ITRNXVSDJBHYNJ-UHFFFAOYSA-N

Description

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.

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk_germany: nwg
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves