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NOTE:
See important warnings, definitions, and explanation of column headings and abbreviations starting on page 1.
15
Chemical Name
CAS # Synonym
IDLH
(ppm)
OEL
(ppm)
R
e
spirator
(
Exposures < both
A
PF x OEL and IDLH)
C
omments
Acetaldehyde
75-07-0
Ace
tic aldehy
de, Ethanal 10000
TWA=200 (OSHA)
C=25
(F)OV
(F)MG
Multigas cartridge
recommended for longer
service life
Acetic acid
64-19-7
E
thanoic acid, Glacial ace
tic
acid, Methane carboxylic acid,
Vinegar
acid
1000 TWA=10
STEL=15
(F)OV/AG
Acetic anhydride
108-24-7
Acetic acid anhydride, Acetyl
oxide, Ethanoic anhydride
1000 TWA=1
STEL=3
(F)OV
Acetone
67-64-1
2
-Pr
opanone, Dimethyl ketone,
Ketone propane
20000 TWA=250
STEL=500
OV
Short service life.
3M 3530 Monitor
Acetone
cyanohydrin
75-86-5
2
-Cyano-2-propanol,
2-Hydroxy-2-methyl
pr
opanenitrile,
2-Methyllactonile, 2-Propane
cyanohydrin, a-Hydroxy
isobutyronitrile
22000 TWA=2 (AIHA)
STEL=5 (AIHA)
C=5 mg/m
3
(as CN)
-skin-
OV
Acetonitrile
75-05-8
Cy
anome
thane, Ethane
nitrile, Ethyl nitrile,
Methanecarbonitrile, Methyl
cyanide
4000 TWA=20
-skin-
OV 3M 3530 Monitor
Acetamide
60-35-5
Ethanamide
TWA=1
(inhalable fraction
and vapor)
OV/N95
See comment D on
page 8
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