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| Cyclohexanone | CAS 108-94-1 | ||
| C6H10O | RTECS GW1050000 | ||
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Synonyms & Trade Names Anone, Cyclohexyl ketone, Pimelic ketone |
DOT ID & Guide 1915 127 |
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Exposure Limits |
NIOSH REL: TWA 25 ppm (100 mg/m3) [skin] | ||
| OSHA PEL†: TWA 50 ppm (200 mg/m3) | |||
| IDLH 700 ppm See: 108941 | Conversion 1 ppm = 4.02 mg/m3 | ||
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Physical Description Water-white to pale-yellow liquid with a peppermint- or acetone-like odor. |
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MW: 98.2 |
BP: 312°F |
FRZ: -49°F |
Sol: 15% |
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VP: 5 mmHg |
IP: 9.14 eV |
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Sp.Gr: 0.95 |
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Fl.P: 146°F |
UEL: 9.4% |
LEL(212°F): 1.1% |
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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 Oxidizers, nitric acid |
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Measurement Methods NIOSH 1300; OSHA 1 See: NMAM or OSHA Methods |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet or contaminated Change: No recommendation |
First Aid (See procedures) Eye: Irrigate immediately Skin: Water flush promptly Breathing: Respiratory support Swallow: Medical attention immediately |
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Important additional information about respirator selection Respirator Recommendations NIOSH Up to 625 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode£/(APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)£ Up to 700 ppm: (APF = 50) Any chemical cartridge respirator with a full facepiece and organic vapor cartridge(s)/(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister/(APF = 50) Any powered, air-purifying respirator with a tight-fitting facepiece and organic vapor cartridge(s)£/(APF = 50) Any self-contained breathing apparatus with a full facepiece/(APF = 50) Any supplied-air respirator 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, skin absorption, ingestion, skin and/or eye contact | |
| Symptoms Irritation eyes, skin, mucous membrane; headache; narcosis, coma; dermatitis; in animals: liver, kidney damage | |
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Target Organs
Eyes, skin, respiratory system, central nervous system, liver, kidneys |
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| See also: INTRODUCTION See ICSC CARD: 0425 See MEDICAL TESTS: 0063 |