NITROGEN TRIFLUORIDE†
CAS # | 7783-54-2 |
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Formula |
F₃N |
Synonyms |
nitrogen fluoride; trifluoramine; trifluorammonia |
Physical description | Colorless gas with a moldy odor. | ||
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Boiling point | -200°F | Molecular weight | 71 |
Freezing point/melting point | -343.8°F | Vapor pressure | >1 atm |
Flash point | Vapor density | 2.902 | |
Specific gravity | Ionization potential | 12.97 eV | |
Lower explosive limit (LEL) | Upper explosive limit (UEL) | ||
NFPA health rating | NFPA fire rating | ||
NFPA reactivity rating | NFPA special instruction | ||
Vapor hazard ratio (VHR) | |||
Historical exceedance percentage | |||
Target organs |
Analyte code (IMIS no.) | 1907 | ||
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Sampling group | |||
Sampler/Sampling media | |||
Sampling time* |
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Sampling volume (TWA)* |
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Sampling flow rate (TWA)* |
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Sampling volume (STEL/Peak/C)* |
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Sampling flow rate (STEL/Peak/C)* |
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Analytical method instruments | |||
Method reference | |||
Notes |
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Special requirements |
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* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.
Wipe Sampler/Sampling media |
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Bulk Method |
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Device | Infrared spectrophotometer | Infrared spectrophotometer | |||
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Model/Type | Miran 1A & 1B | Miran 103 | |||
Sampling information (see manufacturer instructions) |
0.05 ppm@11 µm | 0-20 ppm@11 µm |
OSHA PEL
8-hour TWA (ST) STEL (C) Ceiling Peak |
NIOSH REL
Up to 10-hour TWA (ST) STEL (C) Ceiling |
ACGIH TLV©
8-hour TWA (ST) STEL (C) Ceiling |
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PEL-TWA |
10 ppm (29 mg/m³) |
REL-TWA |
10 ppm (29 mg/m³) |
TLV-TWA |
10 ppm [1992] |
PEL-TWA |
10 ppm (29 mg/m³) |
PEL-STEL |
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REL-STEL |
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TLV-STEL |
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PEL-STEL |
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PEL-C |
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REL-C |
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TLV-C |
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PEL-C |
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Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Notes: |
Notes:
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Notes:
BEI® |
Notes:
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Health factors: See NIH-NLM PubChem. | IDLH |
1000 ppm |
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Carcinogenic classifications: Not listed |
Notes:
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AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
200 ppm/400 ppm/800 ppm |
Additional Resources and Literature References
NOAA: CAMEO Chemicals - Nitrogen trifluoride NIOSH: Pocket Guide to Chemical Hazards - Nitrogen trifluoride Literature References
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Last Updated Date : 01/05/2021