L.P.G.
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CAS
68476-85-7
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C3H8/C3H6/C4H10/C4H8
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RTECS
SE7545000
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Synonyms & Trade Names
Bottled gas, Compressed petroleum gas, Liquefied hydrocarbon gas, Liquefied petroleum gas, LPG [Note: A fuel mixture of propane, propylene, butanes & butylenes.]
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DOT ID & Guide
1075 / 115
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Exposure
Limits
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NIOSH REL: TWA 1000 ppm (1800 mg/m3)
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OSHA PEL: TWA 1000 ppm (1800 mg/m3)
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IDLH
2000 ppm [10%LEL]
See: 68476857
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Conversion
1 ppm = 1.72-2.37 mg/m3
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Physical Description
Colorless, noncorrosive, odorless gas when pure. [Note: A foul-smelling odorant is usually added. Shipped as a liquefied compressed gas.]
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MW: 42-58
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BP: >-44°F
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FRZ: ?
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Sol: Insoluble
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VP: >1 atm
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IP: 10.95 eV
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RGasD: 1.45-2.00
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Fl.P: NA (Gas)
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UEL: 9.5% (Propane) 8.5% (Butane)
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LEL: 2.1% (Propane) 1.9% (Butane)
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Flammable Gas
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Incompatibilities & Reactivities
Strong oxidizers, chlorine dioxide
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Measurement Methods
NIOSH S93 (II-2)
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Frostbite
Eyes: Frostbite
Wash skin: No recommendation
Remove: When wet (flammable)
Change: No recommendation
Provide: Frostbite wash
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First Aid (See procedures)
Eye: Irrigate immediately (liquid)
Skin: Water flush immediately (liquid)
Breathing: Respiratory support
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Respirator Recommendations
NIOSH/OSHA
Up to 2000 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
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Exposure Routes
inhalation, skin and/or eye contact (liquid)
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Symptoms
Dizziness, drowsiness, asphyxia; liquid: frostbite
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Target Organs
respiratory system, central nervous system
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