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Vinylidene fluoride |
CAS 75-38-7 | ||
CH2=CF2 |
RTECS KW0560000 | ||
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Synonyms & Trade Names Difluoro-1,1-ethylene; 1,1-Difluoroethene; 1,1-Difluoroethylene; Halocarbon 1132A; VDF; Vinylidene difluoride |
DOT ID & Guide 1959 116P |
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Exposure
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NIOSH REL: TWA 1 ppm C 5 ppm [use 1910.1017] | ||
| OSHA PEL: none | |||
| IDLH N.D. See: IDLH INDEX | Conversion 1 ppm = 2.62 mg/m3 | ||
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Physical Description Colorless gas with a faint, ethereal odor. [Note: Shipped as a liquefied compressed gas.] |
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MW: 64.0 |
BP: -122°F |
FRZ: -227°F |
Sol: Insoluble |
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VP: 35.2 atm |
IP: 10.29 eV |
RGasD: 2.21 |
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Fl.P: NA (Gas) |
UEL: 21.3% |
LEL: 5.5% |
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| Flammable Gas | |||
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Incompatibilities & Reactivities Oxidizers, aluminum chloride [Note: Violent reaction with hydrogen chloride when heated under pressure.] |
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Measurement Methods NIOSH 3800 See: NMAM or OSHA Methods |
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Personal Protection & Sanitation (See protection) 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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Important additional information about respirator selection Respirator Recommendations NIOSH Up to 10 ppm: (APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s) (APF = 10) Any supplied-air respirator Up to 25 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode (APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s) Up to 50 ppm: (APF = 50) Any chemical cartridge respirator with a full facepiece and organic vapor cartridge(s) (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister (APF = 50) Any powered, air-purifying respirator with a tight-fitting facepiece and organic vapor cartridge(s) (APF = 50) Any self-contained breathing apparatus with a full facepiece (APF = 50) Any supplied-air respirator with a full facepiece Up to 200 ppm: (APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode 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 Dizziness, headache, nausea; liquid: frostbite | |
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Target Organs
central nervous system |
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| See also: INTRODUCTION See ICSC CARD: 0687 |