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| Ethyl bromide | CAS 74-96-4 | ||
| CH3CH2Br | RTECS KH6475000 | ||
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Synonyms & Trade Names Bromoethane, Monobromoethane |
DOT ID & Guide 1891 131 |
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Exposure Limits |
NIOSH REL: See Appendix D | ||
| OSHA PEL�: TWA 200 ppm (890 mg/m3) | |||
| IDLH 2000 ppm | Conversion 1 ppm = 4.46 mg/m3 | ||
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Physical Description Colorless to yellow liquid with an ether-like odor. [Note: A gas above 101°F.] |
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MW: 109.0 |
BP: 101°F |
FRZ: -182°F |
Sol: 0.9% |
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VP: 375 mmHg |
IP: 10.29 eV |
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Sp.Gr: 1.46 |
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Fl.P: <4°F |
UEL: 8.0% |
LEL: 6.8% |
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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 Chemically-active metals such as sodium, potassium, calcium, powdered aluminum, zinc & magnesium |
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Measurement Methods NIOSH 1011; OSHA 7 |
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Personal Protection & Sanitation 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: Soap flush promptly Breathing: Respiratory support Swallow: Medical attention immediately |
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Respirator Recommendations
OSHA Up to 2000 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: (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, skin, respiratory system; central nervous system depression; pulmonary edema; liver, kidney disease; cardiac arrhythmias, cardiac arrest | |
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Target Organs
Eyes, skin, respiratory system, liver, kidneys, cardiovascular system, central nervous system |
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| See also: INTRODUCTION |