Trifluorobromomethane
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CAS
75-63-8
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CBrF3
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RTECS
PA5425000
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Synonyms & Trade Names
Bromotrifluoromethane, Fluorocarbon 1301, Freon® 13B1, Halocarbon 13B1, Halon® 1301, Monobromotrifluoromethane, Refrigerant 13B1, Trifluoromonobromomethane
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DOT ID & Guide
1009 / 126
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Exposure
Limits
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NIOSH REL: TWA 1000 ppm (6100 mg/m3)
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OSHA PEL: TWA 1000 ppm (6100 mg/m3)
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IDLH
40,000 ppm
See: 75638
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Conversion
1 ppm = 6.09 mg/m3
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Physical Description
Colorless, odorless gas. [Note: Shipped as a liquefied compressed gas.]
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MW: 148.9
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BP: -72°F
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FRZ: -267°F
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Sol: 0.03%
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VP: >1 atm
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IP: 11.78 eV
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RGasD: 5.14
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Fl.P: NA
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UEL: NA
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LEL: NA
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Nonflammable Gas
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Incompatibilities & Reactivities
Chemically-active metals (such as calcium, powdered aluminum, zinc & magnesium)
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Measurement Methods
NIOSH 1017
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Frostbite
Eyes: Frostbite
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation
Provide: Frostbite wash
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First Aid (See procedures)
Eye: Frostbite
Skin: Frostbite
Breathing: Respiratory support
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Respirator Recommendations
NIOSH/OSHA
Up to 10,000 ppm:
(APF = 10) Any supplied-air respirator
Up to 25,000 ppm:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode
Up to 40,000 ppm:
(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 organic vapor canister/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; cardiac arrhythmias; liquid: frostbite
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Target Organs
central nervous system, heart
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See also: INTRODUCTION
See ICSC CARD: 0837 |
