Lapse in Appropriations
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OZONE†
| CAS # | 10028-15-6 |
|---|---|
| Formula |
O₃ |
| Synonyms |
triatomic oxygen |
| Physical description | Colorless to blue gas with a very pungent odor. | ||
|---|---|---|---|
| Boiling point | -169°F | Molecular weight | 48.0 |
| Freezing point/melting point | -315°F | Vapor pressure | >1 atm |
| Flash point | Vapor density | 1.66 | |
| Specific gravity | 1.614 at -319.7°F | Ionization potential | 12.52 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.) | 1980 |
|---|---|
| Sampling group | |
| Sampler/Sampling media | Nitrite impregnated GFF - Ozone Sampling Filters and Cassettes [SLTC101] |
| Sampling time* | 180 min at 0.5 L/min or up to 480 min when using the lower flow rate at 0.25 L/min |
| Sampling volume (TWA)* | 90-120 L |
| Sampling flow rate (TWA)* | 0.25-0.5 L/min |
| Sampling volume (STEL/Peak/C)* | 22.5 L |
| Sampling flow rate (STEL/Peak/C)* | 1.5 L/min |
| Analytical method instruments | IC |
| Method reference | OSHA ID-214 (fully validated) |
| Notes | Sulfur dioxide (SO₂) is a sampling interference, and oxidizer tubes must be used if SO₂ is suspected to be present; contact the SLTC at (801) 233-5100. |
| Special requirements | These media are prepared by SLTC as needed and are not available for immediate shipment. Please allow time for SLTC to prepare these media prior to sampling. |
* 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 | CMS Chip |
|---|---|
| Model/Type | Ozone, 25-1000 ppb range |
|
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 |
0.1 ppm (0.2 mg/m³) |
REL-TWA | TLV-TWA |
Heavy work: 0.05 ppm (0.10 mg/m³), Moderate work: 0.08 ppm (0.16 mg/m³), Light work: 0.10 ppm (0.20 mg/m³) [1995] |
PEL-TWA |
0.10 ppm (0.20 mg/m³) |
|
| PEL-STEL | REL-STEL | TLV-STEL | PEL-STEL |
0.30 ppm (0.60 mg/m³) |
|||
| PEL-C | REL-C |
0.1 ppm (0.2 mg/m³) |
TLV-C | PEL-C | |||
| Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
Skin notation |
N |
| Notes: | Notes: |
Notes:
Heavy, moderate, or light workloads: (≥2 hours): 0.20 ppm (0.39 mg/m³) [1995] |
Notes: | ||||
| Health factors: See NIH-NLM PubChem. | IDLH |
5 ppm |
|||||
| Carcinogenic classifications: TLV-A4 | Notes: | ||||||
| AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3: | |||||||
Additional Resources and Literature References
|
NOAA: CAMEO Chemicals - Ozone NIOSH: Pocket Guide to Chemical Hazards - Ozone Literature References
|
Last Updated Date : 01/22/2024