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| Acetone | CAS 67-64-1 | ||
| (CH3)2CO | RTECS AL3150000 | ||
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Synonyms & Trade Names Dimethyl ketone, Ketone propane, 2-Propanone |
DOT ID & Guide 1090 127 |
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Exposure Limits |
NIOSH REL: TWA 250 ppm (590 mg/m3) | ||
| OSHA PEL†: TWA 1000 ppm (2400 mg/m3) | |||
| IDLH 2500 ppm [10%LEL] See: 67641 | Conversion 1 ppm = 2.38 mg/m3 | ||
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Physical Description Colorless liquid with a fragrant, mint-like odor. |
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MW: 58.1 |
BP: 133°F |
FRZ: -140°F |
Sol: Miscible |
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VP: 180 mmHg |
IP: 9.69 eV |
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Sp.Gr: 0.79 |
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Fl.P: 0°F |
UEL: 12.8% |
LEL: 2.5% |
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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 Oxidizers, acids |
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Measurement Method Charcoal tube; CS2; Gas chromatography/Flame ionization detection; IV [#1300, Ketones I] See: NMAM INDEX |
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Personal Protection & Sanitation Skin: Prevent skin contact Eyes: Prevent eye contact Wash skin: When contaminated Remove: When wet (flammable) Change: N.R. |
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 Up to 2500 ppm: (APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)*/(APF = 25) Any powered, air-purifying respirator with 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 = 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, nose, throat; headache, dizziness, central nervous system depressant/depression; dermatitis | |
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Target Organs
Eyes, skin, respiratory system, central nervous system |
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| See also: INTRODUCTION See ICSC CARD: 0087 See MEDICAL TESTS: 0002 |