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| Propane | CAS 74-98-6 | ||
| CH3CH2CH3 | RTECS TX2275000 | ||
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Synonyms & Trade Names Bottled gas, Dimethyl methane, n-Propane, Propyl hydride |
DOT ID & Guide 1075 115 1978 115 |
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Exposure Limits |
NIOSH REL: TWA 1000 ppm (1800 mg/m3) | ||
| OSHA PEL: TWA 1000 ppm (1800 mg/m3) | |||
| IDLH 2100 ppm [10%LEL] | Conversion 1 ppm = 1.80 mg/m3 | ||
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Physical Description Colorless, odorless gas. [Note: A foul-smelling odorant is often added when used for fuel purposes. Shipped as a liquefied compressed gas.] |
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MW: 44.1 |
BP: -44°F |
FRZ: -306°F |
Sol: 0.01% |
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VP(70°F): 8.4 atm |
IP: 11.07 eV |
RGasD: 1.55 |
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Fl.P: NA (Gas) |
UEL: 9.5% |
LEL: 2.1% |
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| Flammable Gas | |||
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Incompatibilities & Reactivities Strong oxidizers |
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Measurement Methods NIOSH S87 (II-2) |
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Personal Protection & Sanitation Skin: Frostbite Eyes: Frostbite Wash skin: No recommendation Remove: When wet (flammable) Change: No recommendation Provide: Frostbite |
First Aid (See procedures) Eye: Frostbite Skin: Frostbite Breathing: Respiratory support |
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Respirator Recommendations
NIOSH/OSHA Up to 2100 ppm: (APF = 10) Any supplied-air respirator/(APF = 50) Any self-contained breathing apparatus 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: Any appropriate escape-type, self-contained breathing apparatus |
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| Exposure Routes inhalation, skin and/or eye contact (liquid) | |
| Symptoms Dizziness, confusion, excitation, asphyxia; liquid: frostbite | |
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Target Organs
central nervous system |
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| See also: INTRODUCTION |