SULFUR TETRAFLUORIDE
| CAS # | 7783-60-0 |
|---|---|
| Formula |
F₄S |
| Synonyms |
tetrafluorosulfurane |
| Physical description | Colorless gas with a distinct sulfur odor. | ||
|---|---|---|---|
| Boiling point | -41°F | Molecular weight | 108.06 |
| Freezing point/melting point | -185°F | Vapor pressure | 10.5 atm at 70°F |
| Flash point | Vapor density | 3.78 | |
| Specific gravity | 1.95 at -108°F | Ionization potential | 12.63 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.) | 2322 |
|---|---|
| Sampling group | |
| Sampler/Sampling media | Mixed cellulose ester filter (MCEF) 0.8 micron (37 mm) and filter spacer with Na₂CO₃ impregnated backup pad, in a 3-piece cassette [SKC 225-9001] |
| Sampling time* | 60 min |
| Sampling volume (TWA)* | 90 L |
| Sampling flow rate (TWA)* | 1.5 L/min |
| Sampling volume (STEL/Peak/C)* | 22.5 L |
| Sampling flow rate (STEL/Peak/C)* | 1.5 L/min |
| Analytical method instruments | ICP |
| Method reference | OSHA ID-110 (fully validated) |
| Notes | Submit as a separate sample. If the filter is not overloaded, samples may be collected up to an 8-hour period. Hydrogen fluoride is collected on a Na₂CO₃ impregnated backup pad. |
| Special requirements |
* 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 | |
|---|---|
| Bulk Method |
| Device | |||||
|---|---|---|---|---|---|
| Model/Type | |||||
|
Sampling information (see manufacturer instructions) |
|
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 |
|||||
|---|---|---|---|---|---|---|---|
| PEL-TWA | REL-TWA | TLV-TWA | PEL-TWA | ||||
| PEL-STEL | REL-STEL | TLV-STEL | PEL-STEL | ||||
| PEL-C | REL-C |
0.1 ppm (0.4 mg/m³) |
TLV-C |
0.1 ppm [1992] |
PEL-C |
0.1 ppm (0.4 mg/m³) |
|
| Skin notation |
NA |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
|
Notes:
Not established |
Notes: | Notes: | Notes: | ||||
| Health factors: See NIH-NLM PubChem. | IDLH | ||||||
| Carcinogenic classifications: Not listed | Notes: | ||||||
| AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: | |||||||
Additional Resources and Literature References
|
NOAA: CAMEO Chemicals - Sulfur tetrafluoride NIOSH: Pocket Guide to Chemical Hazards - Sulfur tetrafluoride Literature References
|
Last Updated Date : 01/12/2021