Phenylhydrazine
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CAS
100-63-0
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C6H5NHNH2
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RTECS
MV8925000
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Synonyms & Trade Names
Hydrazinobenzene, Monophenylhydrazine
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DOT ID & Guide
2572 153
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Exposure
Limits
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NIOSH REL: Ca C 0.14 ppm (0.6 mg/m3) [2-hr] [skin] See Appendix A
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OSHA PEL†: TWA 5 ppm (22 mg/m3) [skin]
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IDLH
Ca [15 ppm]
See: 100630
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Conversion
1 ppm = 4.42 mg/m3
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Physical Description
Colorless to pale-yellow liquid or solid (below 67°F) with a faint, aromatic odor.
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MW: 108.1
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BP: 470°F (Decomposes)
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FRZ: 67°F
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Sol: Slight
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VP(77°F): 0.04 mmHg
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IP: 7.64 eV
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Sp.Gr: 1.10
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Fl.P: 190°F
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UEL: ?
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LEL: ?
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Class IIIA Combustible Liquid Combustible Solid
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Incompatibilities & Reactivities
Strong oxidizers, lead dioxide
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Measurement Methods
NIOSH 3518
See: NMAM or OSHA Methods
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Personal Protection & Sanitation (See protection codes)
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
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: 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
Skin sensitization, hemolytic anemia, dyspnea (breathing difficulty), cyanosis; jaundice; kidney damage; vascular thrombosis; [potential occupational carcinogen]
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Target Organs
Blood, respiratory system, liver, kidneys, skin
Cancer Site
[in animals: tumors of the lungs, liver, blood vessels & intestine]
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See also: INTRODUCTION
See ICSC CARD: 0938 See MEDICAL TESTS: 0184
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