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Chlorodiphenyl (42% chlorine) |
CAS 53469-21-9 | ||
C6H4ClC6H3Cl2 (approx) |
RTECS TQ1356000 | ||
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Synonyms & Trade Names Aroclor® 1242, PCB, Polychlorinated biphenyl |
DOT ID & Guide 2315 171 |
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Exposure
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NIOSH REL*: Ca TWA 0.001 mg/m3 See Appendix A [*Note: The REL also applies to other PCBs.] | ||
| OSHA PEL: TWA 1 mg/m3 [skin] | |||
| IDLH Ca [5 mg/m3] See: 53469219 | Conversion | ||
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Physical Description Colorless to light-colored, viscous liquid with a mild, hydrocarbon odor. |
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MW: 258 (approx) |
BP: 617-691°F |
FRZ: -2°F |
Sol: Insoluble |
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VP: 0.001 mmHg |
IP: ? |
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Sp.Gr(77°F): 1.39 |
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Fl.P: NA |
UEL: NA |
LEL: NA |
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| Nonflammable Liquid, but exposure in a fire results in the formation of a black soot containing PCBs, polychlorinated dibenzofurans & chlorinated dibenzo-p-dioxins. | |||
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Incompatibilities & Reactivities Strong oxidizers |
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Measurement Methods NIOSH 5503; PV2089 See: NMAM or OSHA Methods |
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Personal Protection & Sanitation (See protection) Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: Daily Provide: Eyewash, Quick drench |
First Aid (See procedures) Eye: Irrigate immediately Skin: Soap wash immediately Breathing: Respiratory support Swallow: Medical attention immediately |
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Important additional information about respirator selection 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 having an N100, R100, or P100 filter. Click here for information on selection of N, R, or P filters./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; chloracne; liver damage; reproductive effects; [potential occupational carcinogen] | |
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Target Organs
Skin, eyes, liver, reproductive system Cancer Site [in animals: tumors of the pituitary gland & liver, leukemia] |
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| See also: INTRODUCTION See MEDICAL TESTS: 0175 |