Tungsten

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3-Aminopropyl Functionalized Silica Nanoparticle Dispersion

• Catalog Number: ACM7440337-33
• Chemical Name: Tungsten
• CAS: 7440-33-7
• Category: Other Nanoparticles
• Description: insulated wire, 10m, conductor diameter 0.075mm, insulation thickness 0.02mm, PTFE (polytetrafluoroethylene) insulation, 99.9%
• Synonyms: W
• IUPAC Name: tungsten
• Molecular Weight: 183.84
• Molecular Formula: W
• Canonical SMILES: [W]
• InChI: 1S/W,WFKWXMTUELFFGS-UHFFFAOYSA-N
• InChIKey: WFKWXMTUELFFGS-UHFFFAOYSA-N
• Boiling Point: 10701 °F at 760 mm Hg (NIOSH, 2016)
• Melting Point: 3410 °C (lit.)
• Purity: > 99.99%
• Density: 19.3 (NIOSH, 2016);18.7-19.3 @ 20 °C/4 °C; depends on extent of working.;19.3 g/cm³;19.3
• Solubility: Insoluble (NIOSH, 2016);Sol in mixture of nitric acid and hydrofluoric acid;Solubility in water: none;Insoluble
• Application: Sputtering is a process whereby atoms are ejected from a solid target material due to bombardment of the target by energetic particles. The extreme miniaturization of components in the semiconductor and electronics industry requires high purity sputtering targets for thin film deposition.
• Storage: room temp
• APS: 25 nm
• Assay: 99.95% trace metals basis
• Color Form: Steel-gray to tin-white metal; body centered cubic structure;CRYSTALLINE FORM GRAY-BLACK, CUBIC;Hard, brittle, steel-gray to tin-white solid.
• Diameter: #REF!
• EC Number: 231-143-9
• Electrical Resistivity: 4.9 μΩ-cm, 20°C
• Exact Mass: 183.950933g/mol
• Form: wire
• Heat Of Vaporization: 1150 cal/g
• Length: 2 m
• MDL Number: MFCD00011461
• Monoisotopic Mass: 183.950933g/mol
• RTECS Number: YO7175000
• Stability: STABLE IN DRY AIR @ ORDINARY TEMP;OXIDIZES IN AIR & MUST BE PROTECTED @ ELEVATED TEMP
• Thickness: 0.02 mm
• Vapor Pressure: 0 mm Hg (approx) (NIOSH, 2016);1.97X10-7 mm Hg @ 2,327 °C;0 mmHg (approx)