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| Ozone | CAS 10028-15-6 | ||
| O3 | RTECS RS8225000 | ||
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Synonyms & Trade Names Triatomic oxygen |
DOT ID & Guide |
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Exposure Limits |
NIOSH REL: C 0.1 ppm (0.2 mg/m3) | ||
| OSHA PEL�: TWA 0.1 ppm (0.2 mg/m3) | |||
| IDLH 5 ppm | Conversion 1 ppm = 1.96 mg/m3 | ||
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Physical Description Colorless to blue gas with a very pungent odor. |
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MW: 48.0 |
BP: -169°F |
FRZ: -315°F |
Sol(32°F): 0.001% |
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VP: >1 atm |
IP: 12.52 eV |
RGasD: 1.66 |
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Fl.P: NA |
UEL: NA |
LEL: NA |
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| Nonflammable Gas, but a powerful oxidizer. | |||
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Incompatibilities & Reactivities All oxidizable materials (both organic & inorganic) |
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Measurement Methods OSHA ID214 |
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Personal Protection & Sanitation Skin: No recommendation Eyes: No recommendation Wash skin: No recommendation Remove: No recommendation Change: No recommendation |
First Aid (See procedures) Eye: Medical attention Breathing: Fresh air; 100% O2 |
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Respirator Recommendations
NIOSH/OSHA Up to 1 ppm: (APF = 10) Any chemical cartridge respirator with cartridge(s) providing protection against the compound of concern�/(APF = 10) Any supplied-air respirator Up to 2.5 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode/(APF = 25) Any powered, air-purifying respirator with cartridge(s) providing protection against the compound of concern� Up to 5 ppm: (APF = 50) Any chemical cartridge respirator with a full facepiece and cartridge(s) providing protection against the compound of concern�/(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted canister providing protection against the compound of concern�/(APF = 50) Any supplied-air respirator that has a tight-fitting facepiece and is operated in a continuous-flow mode/(APF = 50) Any self-contained breathing apparatus with a full facepiece/(APF = 50) Any supplied-air respirator with a full facepiece Emergency or planned entry into unknown concentrations or IDLH conditions: (APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode/(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus Escape: (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted canister providing protection against the compound of concern�/Any appropriate escape-type, self-contained breathing apparatus |
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| Exposure Routes inhalation, skin and/or eye contact | |
| Symptoms Irritation eyes, mucous membrane; pulmonary edema; chronic respiratory disease | |
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Target Organs
Eyes, respiratory system |
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| See also: INTRODUCTION |