4-Aminodiphenyl
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CAS
92-67-1
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C6H5C6H4NH2
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RTECS
DU8925000
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Synonyms & Trade Names
4-Aminobiphenyl, p-Aminobiphenyl, p-Aminodiphenyl, 4-Phenylaniline
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DOT ID & Guide
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Exposure
Limits
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NIOSH REL: Ca See Appendix A
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OSHA PEL: [1910.1011] See Appendix B
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IDLH
Ca [N.D.]
See: IDLH INDEX
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Conversion
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Physical Description
Colorless crystals with a floral odor. [Note: Turns purple on contact with air.]
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MW: 169.2
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BP: 576°F
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MLT: 127°F
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Sol: Slight
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VP(227°F): 1 mmHg
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IP: ?
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Sp.Gr: 1.16
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Fl.P: ?
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UEL: ?
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LEL: ?
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Combustible Solid, but must be preheated before ignition possible.
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Incompatibilities & Reactivities
Oxidized by air
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Measurement Methods
NIOSH P&CAM269 (II-4); OSHA 93
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated/Daily
Remove: When wet or contaminated
Change: Daily
Provide: Eyewash, Quick drench
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations (See Appendix E)
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 with 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
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, dizziness; drowsiness, dyspnea (breathing difficulty); ataxia, lassitude (weakness, exhaustion); methemoglobinemia; urinary burning; acute hemorrhagic cystitis; [potential occupational carcinogen]
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Target Organs
Bladder, skin
Cancer Site
[bladder cancer]
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See also: INTRODUCTION
See ICSC CARD: 0759 See MEDICAL TESTS: 0012
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