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| Dichloroacetylene | CAS 7572-29-4 | ||
| C2Cl2 | RTECS AP1080000 | ||
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Synonyms & Trade Names DCA, Dichloroethyne [Note: DCA is a possible decomposition product of trichloroethylene or trichloroethane.] |
DOT ID & Guide |
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Exposure Limits |
NIOSH REL: Ca C 0.1 ppm (0.4 mg/m3) See Appendix A | ||
| OSHA PEL�: none | |||
| IDLH Ca [N.D.] | Conversion 1 ppm = 3.88 mg/m3 | ||
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Physical Description Volatile oil with a disagreeable, sweetish odor. [Note: A gas above 90°F. DCA is not produced commercially.] |
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MW: 94.9 |
BP: 90°F (Explodes) |
FRZ: -58 to -87°F |
Sol: ? |
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VP: ? |
IP: ? |
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Sp.Gr: 1.26 |
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Fl.P: ? |
UEL: ? |
LEL: ? |
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| Combustible Liquid | |||
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Incompatibilities & Reactivities Oxidizers, heat, shock |
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Measurement Methods None available |
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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 Provide: Eyewash, Quick drench |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap flush immediately 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 Headache, loss of appetite, nausea, vomiting, intense jaw pain, cranial nerve palsy; in animals: kidney, liver, brain injury; weight loss; [potential occupational carcinogen] | |
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Target Organs
central nervous system Cancer Site [in animals: kidney tumors] |
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| See also: INTRODUCTION |