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| Methylcyclohexane | CAS 108-87-2 | ||
| CH3C6H11 | RTECS GV6125000 | ||
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Synonyms & Trade Names Cyclohexylmethane, Hexahydrotoluene |
DOT ID & Guide 2296 128 |
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Exposure Limits |
NIOSH REL: TWA 400 ppm (1600 mg/m3) | ||
| OSHA PEL�: TWA 500 ppm (2000 mg/m3) | |||
| IDLH 1200 ppm [LEL] | 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 |
BP: 214°F |
FRZ: -196°F |
Sol: Insoluble |
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VP: 37 mmHg |
IP: 9.85 eV |
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Sp.Gr: 0.77 |
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Fl.P: 25°F |
UEL: 6.7% |
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 |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet (flammable) Change: No recommendation |
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 |
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| Exposure Routes inhalation, ingestion, skin and/or eye contact | |
| 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 |