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| 1,2-Dichloroethylene | CAS 540-59-0 | ||
| ClCH=CHCl | RTECS KV9360000 | ||
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Synonyms & Trade Names Acetylene dichloride, cis-Acetylene dichloride, trans-Acetylene dichloride, sym-Dichloroethylene |
DOT ID & Guide 1150 132P |
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Exposure Limits |
NIOSH REL: TWA 200 ppm (790 mg/m3) | ||
| OSHA PEL: TWA 200 ppm (790 mg/m3) | |||
| IDLH 1000 ppm | Conversion 1 ppm = 3.97 mg/m3 | ||
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Physical Description Colorless liquid (usually a mixture of the cis & trans isomers) with a slightly acrid, chloroform-like odor. |
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MW: 97.0 |
BP: 118-140°F |
FRZ: -57 to -115°F |
Sol: 0.4% |
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VP: 180-265 mmHg |
IP: 9.65 eV |
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Sp.Gr(77°F): 1.27 |
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Fl.P: 36-39°F |
UEL: 12.8% |
LEL: 5.6% |
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| Class IB Flammable Liquid: Fl.P. below 73°F and BP at or above 100°F. | |||
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Incompatibilities & Reactivities Strong oxidizers, strong alkalis, potassium hydroxide, copper [Note: Usually contains inhibitors to prevent polymerization.] |
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Measurement Methods NIOSH 1003; OSHA 7 |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet (flammable) Change: No recommendation |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash promptly Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
NIOSH/OSHA Up to 2000 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)£/(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 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, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes, respiratory system; central nervous system depression | |
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Target Organs
Eyes, respiratory system, central nervous system |
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| See also: INTRODUCTION |