267554

Tungsten

wire, diam. 0.25 mm, ≥99.9% trace metals basis

• 동의어(들): W
• 실험식(Hill 표기법): W
• CAS Number: 7440-33-7
• Molecular Weight: 183.84
• EC Number: 231-143-9
• MDL number: MFCD00011461
• UNSPSC 코드: 12141747
• PubChem Substance ID: 24856233
• NACRES: NA.23

속성

• Quality Level: 100
• 분석: ≥99.9% trace metals basis
• 양식: wire
• 저항도: 4.9 μΩ-cm, 20°C
• 직경: 0.25 mm
• bp: 5660 °C (lit.)
• mp: 3410 °C (lit.)
• density: 19.3 g/mL at 25 °C (lit.)
• SMILES string: [W]
• InChI: 1S/W
• InChI key: WFKWXMTUELFFGS-UHFFFAOYSA-N

설명

애플리케이션

Tungsten (W) wire can be used for a variety of applications such as:

• fabrication of tungsten tips which can be used as field emitters, nanoprobes and scanning tunneling microscope (STM) probes.
• increase of the band gap of amorphous silicon germanium alloy.
• formation of tungsten fibers for potential usage in the lighting industry.

수량

9.5 g = 10 m; 95 g = 100 m

안전성 정보

• Storage Class Code: 11 - Combustible Solids
• WGK: nwg
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: dust mask type N95 (US), Eyeshields, Gloves, type P3 (EN 143) respirator cartridges