Agent Name |
Argon |
CAS Number |
7440-37-1 |
Formula |
Ar |
Major Category |
Toxic Gases & Vapors |
Synonyms |
Argon-40; [ChemIDplus] UN1006; UN1951 |
Category |
Simple Asphyxiants |
Description |
An inert gas that is colorless and odorless; [ACGIH] |
Sources/Uses |
Used as an inert gas in arc welding, semiconductor doping, and metal refining (blanketing agent); Also used as an inert gas in electric lamps and ionization chambers; [ACGIH] Also used in geological dating and cryogenic applications; [Merck Index] |
Comments |
Simple asphyxiant; Evaporating liquid can cause frostbite; [ICSC] |
Exposure Assessment |
Skin Designation (ACGIH) |
Not evaluated |
Explanatory Notes |
No TLV because the concentration of oxygen is the important factor; [ACGIH] |
Adverse Effects |
Other Poison |
Simple Asphyxiant |
Links to Other NLM Databases |