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1.12406

Sigma-Aldrich

Tungsten

fine powder 99+

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Synonym(s):
Tungsten
Empirical Formula (Hill Notation):
W
CAS Number:
Molecular Weight:
183.84
MDL number:
EC Index Number:
231-143-9

Quality Level

form

solid

potency

>2000 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rat)

mp

3370 °C

bulk density

4000 kg/m3

storage temp.

no temp limit

InChI

1S/W

InChI key

WFKWXMTUELFFGS-UHFFFAOYSA-N

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1 of 4

This Item
GF00045740774537241881
Tungsten fine powder 99+

Sigma-Aldrich

1.12406

Tungsten

Tungsten rod, 1000mm, diameter 6.35mm, centerless ground, 99.95%

GF00045740

Tungsten

Tungsten(VI) oxide nanowires, diam. × L ~50 nm × 10 μm

Sigma-Aldrich

774537

Tungsten(VI) oxide

Tungsten(IV) carbide powder, 2 μm, ≥99%

Sigma-Aldrich

241881

Tungsten(IV) carbide

mp

3370 °C

mp

3410 °C (lit.)

mp

-

mp

-

potency

>2000 mg/kg LD50, oral (Rat)

potency

-

potency

-

potency

-

bulk density

4000 kg/m3

bulk density

-

bulk density

-

bulk density

-

storage temp.

no temp limit

storage temp.

-

storage temp.

-

storage temp.

-

Quality Level

200

Quality Level

-

Quality Level

-

Quality Level

-

Analysis Note

Identity (elemental analysis): passes test
Assay (gravimetrically): ≥ 99.0 %
Particle size (< 20 µm): ≥ 80 %

Pictograms

Flame

Signal Word

Danger

Hazard Statements

Hazard Classifications

Flam. Sol. 1 - Self-heat. 2

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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