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356972

Tungsten

wire, diam. 0.5 mm, ≥99.9% trace metals basis

Synonym(s):

W

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About This Item

Empirical Formula (Hill Notation):
W
CAS Number:
7440-33-7
Molecular Weight:
183.84
NACRES:
NA.23
PubChem Substance ID:
24861878
UNSPSC Code:
12141747
EC Number:
231-143-9
MDL number:
MFCD00011461
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Quality Level

100

assay

≥99.9% trace metals basis

form

wire

reaction suitability

core: tungsten

resistivity

4.9 μΩ-cm, 20°C

diam.

0.5 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

Preparation Note

18.9 g = 5 m; 94.5 g = 25 m

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This Item
267554267562GF83063202
Tungsten wire, diam. 0.5 mm, ≥99.9% trace metals basis

Sigma-Aldrich

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Tungsten

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

Sigma-Aldrich

267554

Tungsten

Tungsten wire, diam. 1.0 mm, 99.99% trace metals basis

Sigma-Aldrich

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Tungsten

Tungsten wire, length 0.5 m, 1.2 mm diameter, purity 99.95%

GF83063202

Tungsten

assay

≥99.9% trace metals basis

assay

≥99.9% trace metals basis

assay

99.99% trace metals basis

assay

99.95%

form

wire

form

wire

form

wire

form

wire

resistivity

4.9 μΩ-cm, 20°C

resistivity

4.9 μΩ-cm, 20°C

resistivity

4.9 μΩ-cm, 20°C

resistivity

4.9 μΩ-cm, 20°C

bp

5660 °C (lit.)

bp

5660 °C (lit.)

bp

5660 °C (lit.)

bp

5660 °C (lit.)

mp

3410 °C (lit.)

mp

3410 °C (lit.)

mp

3410 °C (lit.)

mp

3410 °C (lit.)

density

19.3 g/mL at 25 °C (lit.)

density

19.3 g/mL at 25 °C (lit.)

density

19.3 g/mL at 25 °C (lit.)

density

19.3 g/mL at 25 °C (lit.)

Storage Class

11 - Combustible Solids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
MKCS8236
MKBT7910V
47197PJV
47197PJ
12708EY

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Weijie Zhao et al.
ACS nano, 7(1), 791-797 (2012-12-22)
Geometrical confinement effect in exfoliated sheets of layered materials leads to significant evolution of energy dispersion in mono- to few-layer thickness regime. Molybdenum disulfide (MoS(2)) was recently found to exhibit indirect-to-direct gap transition when the thickness is reduced to a
Denys Shevchenko et al.
Dalton transactions (Cambridge, England : 2003), 42(14), 5130-5139 (2013-02-14)
A rare example of a "monomeric" triple transition-metal substituted Keggin anion has been synthesized and characterized by various methods including X-ray crystallography, ESI and MALDI mass spectrometry, electrochemistry, EPR, and SQUID.
Michael L Crichton et al.
Biomaterials, 34(8), 2087-2097 (2012-12-25)
The recent emergence of micro-devices for vaccine delivery into upper layers of the skin holds potential for increased immune responses using physical means to target abundant immune cell populations. A challenge in doing this has been a limited understanding of
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Global Trade Item Number

SKUGTIN
356972-18.9G04061831812381

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