Chlorodifluoromethane
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CAS
75-45-6
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CHClF2
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RTECS
PA6390000
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Synonyms & Trade Names
Difluorochloromethane; Fluorocarbon-22; Freon® 22; Genetron® 22; Monochlorodifluoromethane; Refrigerant 22
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DOT ID & Guide
1018 / 126
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Exposure
Limits
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NIOSH REL: TWA 1000 ppm (3500 mg/m3) ST 1250 ppm (4375 mg/m3)
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OSHA PEL†: none
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IDLH
N.D.
See: IDLH INDEX
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Conversion
1 ppm = 3.54 mg/m3
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Physical Description
Colorless gas with a faint, sweetish odor. [Note: Shipped as a liquefied compressed gas.]
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MW: 86.5
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BP: -41°F
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FRZ: -231°F
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Sol(77°F): 0.3%
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VP: 9.4 atm
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IP: 12.45 eV
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RGasD: 3.11
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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
Alkalis, alkaline earth metals (e.g., powdered aluminum, sodium, potassium, zinc)
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Measurement Methods
NIOSH 1018
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
Not available.
Important additional information about respirator selection
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Exposure Routes
inhalation, skin and/or eye contact (liquid)
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Symptoms
Irritation respiratory system; confusion, drowsiness, ringing in ears; heart palpitations, cardiac arrhythmias; asphyxia; liver, kidney, spleen injury; liquid: frostbite
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Target Organs
respiratory system, cardiovascular system, central nervous system, liver, kidneys, spleen
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See also: INTRODUCTION
See ICSC CARD: 0049 |
