# NIOSH Pocket Guide to Chemical Hazards
Ethylamine | CAS 75-04-7
CH3CH2NH2 | RTECS KH2100000
Synonyms & Trade Names Aminoethane, Ethylamine (anhydrous), Monoethylamine | DOT ID & Guide 1036 118
Exposure Limits | NIOSH REL: TWA 10 ppm (18 mg/m3)
OSHA PEL: TWA 10 ppm (18 mg/m3)
IDLH 600 ppm | Conversion 1 ppm = 1.85 mg/m3
Physical Description Colorless gas or water-white liquid (below 62°F) with an ammonia-like odor. [Note: Shipped as a liquefied compressed gas.]
MW: 45.1 | BP: 62°F | FRZ: -114°F | Sol: Miscible
VP: 874 mmHg | IP: 8.86 eV | RGasD: 1.61 | Sp.Gr: 0.69 (Liquid)
Fl.P: 1°F | UEL: 14.0% | LEL: 3.5% |
Flammable Gas Class IA Flammable Liquid
Incompatibilities & Reactivities Strong acids; strong oxidizers; copper, tin & zinc in presence of moisture; cellulose nitrate; chlorine; hypochlorites
Measurement Methods NIOSH S144 (II-3); OSHA 36
Personal Protection & Sanitation Skin: Prevent skin contact (liquid) Eyes: Prevent eye contact (liquid) Wash skin: When contaminated (liquid) Remove: When wet or contaminated (liquid) Change: No recommendation Provide: Eyewash (liquid), Quick drench (liquid) | First Aid (See procedures) Eye: Irrigate immediately (liquid) Skin: Water flush immediately (liquid) Breathing: Respiratory support Swallow: Medical attention immediately (liquid)
Respirator Recommendations NIOSH/OSHA Up to 250 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode£/(APF = 25) Any powered, air-purifying respirator with cartridge(s) providing protection against the compound of concern£ Up to 500 ppm: (APF = 50) Any chemical cartridge respirator with a full facepiece and cartridge(s) providing protection against the compound of concern/(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted canister providing protection against the compound of concern/(APF = 50) Any self-contained breathing apparatus with a full facepiece/(APF = 50) Any supplied-air respirator with a full facepiece Up to 600 ppm: (APF = 2000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode 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 canister providing protection against the compound of concern/Any appropriate escape-type, self-contained breathing apparatus
Exposure Routes inhalation, skin absorption (liquid), ingestion (liquid), skin and/or eye contact (liquid)
Symptoms Irritation eyes, skin, respiratory system; skin burns, dermatitis
Target Organs Eyes, skin, respiratory system
See also: INTRODUCTION