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Tungsten

Catalog No. 357421 Name Sigma Aldrich
CAS Number 7440-33-7 Website http://www.sigmaaldrich.com
M. F. W Telephone 1-800-521-8956
M. W. 183.84 Fax
Purity ≥99.99% trace metals basis Email
Storage Chembase ID: 138455

SYNONYMS

Title
IUPAC name
tungsten
IUPAC Traditional name
tungsten

DATABASE IDS

PubChem SID 24861914
CAS Number 7440-33-7
EC Number 231-143-9
MDL Number MFCD00011461

PROPERTIES

Personal Protective Equipment dust mask type N95 (US), Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
GHS Precautionary statements P210-P305 + P351 + P338
RID/ADR UN 3089 4.1/PG 2
Risk Statements 11-36/38
RTECS YO7175000
Safety Statements 6-26-36
Hazard Class 4.1
UN Number 3089
Packing Group 2
German water hazard class 3
GHS Pictograms GHS02
GHS Pictograms GHS07
GHS Signal Word Danger
GHS Hazard statements H228-H315-H319
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Empirical Formula (Hill Notation) W
Particle Size 10 μm
Purity ≥99.99% trace metals basis
Apperance powder
Boiling Point 5660 °C(lit.)
Density 19.3 g/mL at 25 °C(lit.)
Melting Point 3410 °C(lit.)
Resistivity 4.9 μΩ-cm, 20°C

DETAILS

Description (English)
Packaging
10 g in glass bottle
Description (简体中文)
包装
10 g in glass bottle

REFERENCES