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TWA 1000 ppm (1900 mg/m3) Measurement Methods NIOSH 1400; OSHA 100 See: NMAM or OSHA Methods Physical Description Clear, colorless liquid with a weak, ethereal, vinous odor. Molecular Weight46.1 Boiling Point173°F Freezing Point-173°F SolubilityMiscible Vapor Pressure44 mmHg Ionization Potential10.47 eV Specific Gravity0.79 Flash Point55°F Upper Explosive Limit19% Lower Explosive Limit3.3% Class IB Flammable Liquid: Fl.P. below 73°F and BP at or above 100°F. Incompatibilities & Reactivities Strong oxidizers, potassium dioxide, bromine pentafluoride, acetyl bromide, acetyl chloride, platinum, sodium Exposure Routes inhalation, ingestion, skin and/or eye contact Symptoms irritation eyes, skin, nose; headache, drowsiness, lassitude (weakness, exhaustion), narcosis; cough; liver damage; anemia; reproductive, teratogenic effects Target Organs Eyes, skin, respiratory system, central nervous system, liver, blood, reproductive system 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 First Aid (See procedures) Eye:Irrigate immediately Skin:Water flush promptly Breathing:Fresh air Swallow:Medical attention immediately Respirator Recommendations
NIOSH/OSHA
Up to 3300 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: Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection
See also INTRODUCTION ICSC CARD: 0044 MEDICAL TESTS: 0097 Page last reviewed: October 30, 2019 Content source: National Institute for Occupational Safety and Health home NIOSH Pocket Guide to Chemical Hazards
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Ethyl alcohol Minus Related Pages Synonyms & Trade Names Alcohol, Cologne spirit, Ethanol, EtOH, Grain alcohol CAS No. 64-17-5 RTECS No. KQ6300000 DOT ID & Guide 1170 127 FormulaCH₃CH₂OH Conversion 1 ppm = 1.89 mg/m3 IDLH 3300 ppm [10%LEL]See: 64175 Exposure Limits