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Dichlorotetrafluoroethane |
CAS 76-14-2 | ||
CClF2CClF2 |
RTECS KI1101000 | ||
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Synonyms & Trade Names 1,2-Dichlorotetrafluoroethane; Freon® 114; Genetron® 114; Halon® 242; Refrigerant 114 |
DOT ID & Guide 1958 126 |
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Exposure
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NIOSH REL: TWA 1000 ppm (7000 mg/m3) | ||
| OSHA PEL: TWA 1000 ppm (7000 mg/m3) | |||
| IDLH 15,000 ppm See: 76142 | Conversion 1 ppm = 6.99 mg/m3 | ||
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Physical Description Colorless gas with a faint, ether-like odor at high concentrations. [Note: A liquid below 38°F. Shipped as a liquefied compressed gas.] |
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MW: 170.9 |
BP: 38°F |
FRZ: -137°F |
Sol: 0.01% |
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VP(70°F): 1.9 atm |
IP: 12.20 eV |
RGasD: 5.93 |
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Fl.P: NA |
UEL: NA |
LEL: NA |
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| Nonflammable Gas | |||
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Incompatibilities & Reactivities Chemically-active metals such as sodium, potassium, calcium, powdered aluminum, zinc & magnesium; acids; acid fumes |
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Measurement Methods NIOSH 1018 See: NMAM or OSHA Methods |
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Personal Protection & Sanitation (See protection) Skin: Frostbite Eyes: Frostbite Wash skin: No recommendation Remove: No recommendation Change: No recommendation Provide: Frostbite wash |
First Aid (See procedures) Eye: Frostbite Skin: Frostbite Breathing: Respiratory support |
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Important additional information about respirator selection Respirator Recommendations NIOSH/OSHA Up to 10,000 ppm: (APF = 10) Any supplied-air respirator Up to 15,000 ppm: (APF = 25) Any supplied-air respirator 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 |
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| Exposure Routes inhalation, skin and/or eye contact (liquid) | |
| Symptoms Irritation respiratory system; asphyxia; cardiac arrhythmias, cardiac arrest; liquid: frostbite | |
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Target Organs
respiratory system, cardiovascular system |
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| See also: INTRODUCTION See ICSC CARD: 0649 |