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Poisonous Gases
The gases on this list are either on the Department of Transportation's
Category 1 list, or the Linde Specialty Gases company's Group 6 – Very
Poisonous list. These chemicals are highly toxic gases at ambient
temperature and pressure. They have an extremely high potential for
causing significant harm if not adequately controlled.
- Arsine
- Boron
trichloride
- Chlorine pentafluoride
- Chlorine
trifluoride
- Cyanogen
- Cyanogen chloride
- Diborane
- Dinitrogen tetroxide
- Fluorine
- Germane
- Hydrogen selenide
- Nitric oxide
- Nitrogen
dioxide
- Nitrogen trioxide
- Nitrosyl chloride
- Oxygen
difluoride
- Phosgene
- Phosphine
- Phosphorus
pentafluoride
- Selenium
hexafluoride
- Stibine
- Sulfur
tetrafluoride
- Tellurium Hexafluoride
- Tetraethyldithiopyrophosphate
- Tetraethylpyrophosphate
Guidance: Departments may choose to add other chemicals to the
above list. For example, sulfur-containing compounds such as mercaptans
can cause significant odor problems when used in the laboratory.
Pre-approval of the conditions under which they can be used may prevent
odor complaints. |
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