357421

Sigma-Aldrich

Tungsten

powder, 10 μm, ≥99.99% trace metals basis

Sinônimo(s):
W
Empirical Formula (Hill Notation):
W
Número CAS:
Peso molecular:
183.84
Número EC:
Número MDL:
ID de substância PubChem:
NACRES:
NA.23

Nível de qualidade

100

teor

≥99.99% trace metals basis

forma

powder

resistividade

4.9 μΩ-cm, 20°C

tamanho de partícula

10 μm

pb

5660 °C (lit.)

pf

3410 °C (lit.)

densidade

19.3 g/mL at 25 °C (lit.)

SMILES string

[W]

InChI

1S/W

InChI key

WFKWXMTUELFFGS-UHFFFAOYSA-N

Categorias relacionadas

Pictogramas

Flame

Palavra indicadora

Warning

Frases de perigo

Declarações de precaução

Equipamento de proteção individual

dust mask type N95 (US), Eyeshields, Gloves, type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges

RIDADR

UN 3089 4.1 / PGII

WGK Alemanha

WGK 3

Ponto de fulgor (ºF)

Not applicable

Ponto de fulgor (ºC)

Not applicable

Certificado de análise

Certificado de origem

Michael L Crichton et al.
Biomaterials, 34(8), 2087-2097 (2012-12-25)
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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...
Bing Sun et al.
Biosensors & bioelectronics, 44, 48-51 (2013-02-09)
A universal photoelectrochemical (PEC) sensing platform was fabricated based on the composition of protoporphyrin IX (PPIX), tungsten trioxide (WO3) and reduced graphene oxide (rGO) on indium tin oxide (ITO) electrode for detecting cysteine in aqueous solution. The rGO layer was...
Katrin Schröder et al.
Free radical biology & medicine, 41(9), 1353-1360 (2006-10-07)
Hyperlipidemia enhances xanthine oxidase (XO) activity. XO is an important source of reactive oxygen species (ROS). Since ROS are thought to promote atherosclerosis, we hypothesized that XO is involved in the development of atherosclerosis. ApoE(-/-) mice were fed a Western-type...
Karel Deprez et al.
Medical physics, 40(1), 012501-012501 (2013-01-10)
The construction of complex collimators with a high number of oblique pinholes is very labor intensive, expensive or is sometimes impossible with the current available techniques (drilling, milling or electric discharge machining). All these techniques are subtractive: one starts from...
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