Acetone |
Synonyms & Trade Names Dimethyl ketone, Ketone propane, 2-Propanone |
CAS No. 67-64-1 |
RTECS No. AL3150000 |
DOT ID & Guide 1090 127 |
Formula(CH3)2CO |
Conversion 1 ppm = 2.38 mg/m3 |
IDLH 2500 ppm [10%LEL]
See: 67641 |
Exposure Limits NIOSH REL: TWA 250 ppm (590 mg/m3)
OSHA PEL†: TWA 1000 ppm (2400 mg/m3) |
Measurement Methods
NIOSH 1300 , 2555 , 3800;
OSHA 69
See: NMAM or OSHA Methods |
Physical Description Colorless liquid with a fragrant, mint-like odor. |
MW: 58.1 |
BP: 133°F |
FRZ: -140°F |
Sol: Miscible |
VP: 180 mmHg |
IP: 9.69 eV |
Sp.Gr: 0.79 |
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. |
Incompatibilities & Reactivities Oxidizers, acids |
Exposure Routes inhalation, ingestion, skin and/or eye contact |
Symptoms irritation eyes, nose, throat; headache, dizziness, central nervous system depression; dermatitis |
Target Organs Eyes, skin, respiratory system, central nervous system |
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Personal Protection/Sanitation (See protection codes)
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 immediately
Breathing: Respiratory support
Swallow: Medical attention immediately |
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
Important additional information about respirator selection |
| See also: INTRODUCTION See ICSC CARD: 0087 See MEDICAL TESTS: 0002 |
