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| 1,1-Dichloroethane | CAS 75-34-3 | ||
| CHCl2CH3 | RTECS KI0175000 | ||
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Synonyms & Trade Names Asymmetrical dichloroethane; Ethylidene chloride; 1,1-Ethylidene dichloride |
DOT ID & Guide 2362 130 |
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Exposure Limits |
NIOSH REL: TWA 100 ppm (400 mg/m3) See Appendix C (Chloroethanes) | ||
| OSHA PEL: TWA 100 ppm (400 mg/m3) | |||
| IDLH 3000 ppm | Conversion 1 ppm = 4.05 mg/m3 | ||
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Physical Description Colorless, oily liquid with a chloroform-like odor. |
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MW: 99.0 |
BP: 135°F |
FRZ: -143°F |
Sol: 0.6% |
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VP: 182 mmHg |
IP: 11.06 eV |
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Sp.Gr: 1.18 |
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Fl.P: 2°F |
UEL: 11.4% |
LEL: 5.4% |
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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 caustics |
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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 flush promptly Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
NIOSH/OSHA Up to 1000 ppm: (APF = 10) Any supplied-air respirator Up to 2500 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode Up to 3000 ppm: (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 skin; central nervous system depression; liver, kidney, lung damage | |
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Target Organs
Skin, liver, kidneys, lungs, central nervous system |
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| See also: INTRODUCTION |