Aniline (and homologs)
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CAS
62-53-3
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C6H5NH2
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RTECS
BW6650000
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Synonyms & Trade Names
Aminobenzene, Aniline oil, Benzenamine, Phenylamine
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DOT ID & Guide
1547 / 153
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Exposure
Limits
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NIOSH REL: Ca See Appendix A
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OSHA PEL†: TWA 5 ppm (19 mg/m3) [skin]
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IDLH
Ca [100 ppm]
See: 62533
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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
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BP: 363°F
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FRZ: 21°F
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Sol: 4%
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VP: 0.6 mmHg
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IP: 7.70 eV
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Sp.Gr: 1.02
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Fl.P: 158°F
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UEL: 11%
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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, 8317; OSHA PV2079
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: No recommendation
Provide: Quick drench
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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
Important additional information about respirator selection
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Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
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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
See ICSC CARD: 0011 See MEDICAL TESTS: 0014
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