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| Aniline (and homologs) | CAS 62-53-3 | ||
| C6H5NH2 | RTECS BW6650000 | ||
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Synonyms & Trade Names Aminobenzene, Aniline oil, Benzenamine, Phenylamine |
DOT ID & Guide 1547 153 |
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Exposure Limits |
NIOSH REL: Ca See Appendix A | ||
| OSHA PEL�: TWA 5 ppm (19 mg/m3) [skin] | |||
| IDLH Ca [100 ppm] | Conversion 1 ppm = 3.81 mg/m3 | ||
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Physical Description Colorless to brown, oily liquid with an aromatic amine-like odor. [Note: A solid below 21°F.] |
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MW: 93.1 |
BP: 363°F |
FRZ: 21°F |
Sol: 4% |
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VP: 0.6 mmHg |
IP: 7.70 eV |
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Sp.Gr: 1.02 |
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Fl.P: 158°F |
UEL: 11% |
LEL: 1.3% |
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| Class IIIA Combustible Liquid: Fl.P. at or above 140�F and below 200�F. | |||
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Incompatibilities & Reactivities Strong oxidizers, strong acids, toluene diisocyanate, alkalis |
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Measurement Methods NIOSH 2002, 2017 |
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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: 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 Headache, lassitude (weakness, exhaustion), dizziness; cyanosis; ataxia; dyspnea (breathing difficulty) on effort; tachycardia; irritation eyes; methemoglobinemia; cirrhosis; [potential occupational carcinogen] | |
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Target Organs
Blood, cardiovascular system, eyes, liver, kidneys, respiratory system Cancer Site [bladder cancer] |
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| See also: INTRODUCTION |