CAS: 12138-09-9.
Molecular formula: WS2
Product code: 741600PD
Purity:.99.5%-99.9%
Specifications: – 325 mesh
EINECS No.: 235-243-3
Feature
Tungsten disulfide is an inorganic compound of tungsten and sulfur with the chemical formula WS2. The compound is part of a class of materials known as transition metal dimethyl methides.
Chemical formula: WS2
Molar mass: 247.98 g/mol
Appearance: blue gray powder
Density: 7.5 g/cm3, hard
Melting point: 1,250°C (2,280°F; 1,520 K) decomposes
Solubility in water: slightly soluble
Band gap: ~1.35eV (optical, indirect, bulk)
~2.05eV (optical, direct, single layer)
Magnetic sensitivity (χ): + 5850•10-6 cm3/mol.
Crystal Structure: Molybdenum
Application
WS.2 is used with other materials as a catalyst for crude oil hydrotreating.
Tungsten tungsten disulfide is used as a dry lubricant for fasteners, bearings and dies of the brand DiCronite.
More details of tungstate product, please visit website: tungstate.net
Please contact CHINATUNGSTEN for inquiry and order of tungstate:
Email: sales@chinatungsten.com
Tel.: 86 592 5129595
