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| Tetrachloroethylene | CAS 127-18-4 | ||
| Cl2C=CCl2 | RTECS KX3850000 | ||
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Synonyms & Trade Names Perchlorethylene, Perchloroethylene, Perk, Tetrachlorethylene |
DOT ID & Guide 1897 160 |
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Exposure Limits |
NIOSH REL: Ca Minimize workplace exposure concentrations. See Appendix A | ||
| OSHA PEL�: TWA 100 ppm C 200 ppm 300 ppm (5-minute maximum peak in any 3-hours) | |||
| IDLH Ca [150 ppm] | Conversion 1 ppm = 6.78 mg/m3 | ||
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Physical Description Colorless liquid with a mild, chloroform-like odor. |
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MW: 165.8 |
BP: 250°F |
FRZ: -2°F |
Sol: 0.02% |
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VP: 14 mmHg |
IP: 9.32 eV |
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Sp.Gr: 1.62 |
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Fl.P: NA |
UEL: NA |
LEL: NA |
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| Noncombustible Liquid, but decomposes in a fire to hydrogen chloride and phosgene. | |||
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Incompatibilities & Reactivities Strong oxidizers; chemically-active metals such as lithium, beryllium & barium; caustic soda; sodium hydroxide; potash |
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Measurement Methods NIOSH 1003; OSHA 1001 |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: No recommendation Provide: Eyewash, Quick drench |
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 At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration: (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 absorption, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes, skin, nose, throat, respiratory system; nausea; flush face, neck; dizziness, incoordination; headache, drowsiness; skin erythema (skin redness); liver damage; [potential occupational carcinogen] | |
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Target Organs
Eyes, skin, respiratory system, liver, kidneys, central nervous system Cancer Site [in animals: liver tumors] |
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| See also: INTRODUCTION |