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Ethyl alcohol

Synonyms & Trade Names
Alcohol, Cologne spirit, Ethanol, EtOH, Grain alcohol
CAS No.
64-17-5
RTECS No.
KQ6300000
DOT ID & Guide
1170 127
Formula
CH3CH2OH
Conversion
1 ppm = 1.89 mg/m3
IDLH
3300 ppm [10%LEL]
See: 64175
Exposure Limits
NIOSH REL
: TWA 1000 ppm (1900 mg/m3)
OSHA PEL
: 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.
MW:
46.1
BP:
173°F
FRZ:
-173°F
Sol:
Miscible
VP:
44 mmHg
IP:
10.47 eV
Sp.Gr:
0.79
Fl.P:
55°F
UEL:
19%
LEL:
3.3%
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   See ICSC CARD: 0044   See MEDICAL TESTS: 0097
 
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