Propane |
Synonyms & Trade Names Bottled gas, Dimethyl methane, n-Propane, Propyl hydride |
CAS No. 74-98-6 |
RTECS No. TX2275000 |
DOT ID & Guide 1075 115
1978 115 |
FormulaCH3CH2CH3 |
Conversion 1 ppm = 1.80 mg/m3 |
IDLH 2100 ppm [10%LEL]
See: 74986 |
Exposure Limits NIOSH REL: TWA 1000 ppm (1800 mg/m3)
OSHA PEL: TWA 1000 ppm (1800 mg/m3) |
Measurement Methods
NIOSH S87 (II-2);
OSHA PV2077
See: NMAM or OSHA Methods |
Physical Description Colorless, odorless gas. [Note: A foul-smelling odorant is often added when used for fuel purposes. Shipped as a liquefied compressed gas.] |
MW: 44.1 |
BP: -44°F |
FRZ: -306°F |
Sol: 0.01% |
VP(70°F): 8.4 atm |
IP: 11.07 eV |
|
Fl.P: NA (Gas) |
UEL: 9.5% |
LEL: 2.1% |
RGasD: 1.55 |
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| Flammable Gas |
Incompatibilities & Reactivities Strong oxidizers |
Exposure Routes inhalation, skin and/or eye contact (liquid) |
Symptoms dizziness, confusion, excitation, asphyxia; liquid: frostbite |
Target Organs central nervous system |
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Personal Protection/Sanitation (See protection codes)
Skin: Frostbite
Eyes: Frostbite
Wash skin: No recommendation
Remove: When wet (flammable)
Change: No recommendation
Provide: Frostbite wash |
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
Important additional information about respirator selection |
| See also: INTRODUCTION See ICSC CARD: 0319
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