Agent Name |
Tungsten and compounds |
CAS Number |
7440-33-7, varies |
Formula |
W, varies |
Major Category |
Metals |
Synonyms |
Tungsten metal; Wolfram; Tungsten compounds; [NIOSH] |
Category |
Elements, Metallic |
Description |
Hard, brittle, steel-gray to tin-white solid; [NIOSH] |
Sources/Uses |
Tungsten is used in ferrous and nonferrous alloys to make filaments, electrodes, heating elements, rocket nozzles, abrasives, and high-speed tools. [ACGIH] |
Comments |
A skin, eye, and respiratory tract irritant; [CAMEO] |
Exposure Assessment |
Skin Designation (ACGIH) |
No |
TLV (ACGIH) |
5 mg/m3, as W(metal and insol. compds), 1 mg/m3, as W(sol. compds) |
STEL (ACGIH) |
10 mg/m3, as W(metal and insol. compds), 3 mg/m3, as W(sol. compds) |
Links to Other NLM Databases |
Health Studies |
Human Health Effects from Hazardous Substances Data Bank: TUNGSTEN COMPOUNDS TUNGSTEN, ELEMENTAL
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