Methylcyclohexane
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CAS
108-87-2
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CH3C6H11
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RTECS
GV6125000
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Synonyms & Trade Names
Cyclohexylmethane, Hexahydrotoluene
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DOT ID & Guide
2296 / 128
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Exposure
Limits
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NIOSH REL: TWA 400 ppm (1600 mg/m3)
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OSHA PEL†: TWA 500 ppm (2000 mg/m3)
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IDLH
1200 ppm [LEL]
See: 108872
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Conversion
1 ppm = 4.02 mg/m3
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Physical Description
Colorless liquid with a faint, benzene-like odor.
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MW: 98.2
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BP: 214°F
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FRZ: -196°F
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Sol: Insoluble
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VP: 37 mmHg
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IP: 9.85 eV
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Sp.Gr: 0.77
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Fl.P: 25°F
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UEL: 6.7%
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LEL: 1.2%
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Class IB Flammable Liquid: Fl.P. below 73°F and BP at or above 100°F.
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Incompatibilities & Reactivities
Strong oxidizers
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Measurement Methods
NIOSH 1500; OSHA 7
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 (flammable)
Change: No recommendation
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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
Up to 1200 ppm:
(APF = 10) Any supplied-air respirator
(APF = 50) Any self-contained breathing apparatus with a full facepiece
Emergency or planned entry into unknown concentrations or IDLH conditions:
(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, ingestion, skin and/or eye contact
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Symptoms
Irritation eyes, skin, nose, throat; dizziness, drowsiness; in animals: narcosis
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Target Organs
Eyes, skin, respiratory system, central nervous system
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See also: INTRODUCTION
See ICSC CARD: 0923 |
