Specification Sheet

NOTE: For explanation of column headings and abbreviations, refer to Format Explanation starting on page 4.
37
Chemical Name
CAS # Synonym
IDLH
(ppm)
OEL
(ppm)
Odor
Threshold
(ppm)
Respirator
(to 10x OEL) Comments
Cobalt, elemental and
inorganic compounds
(as Co)
7440-48-4
20 mg/m
3
TWA=0.02 mg/m
3
N95
Cobalt carbonyl (as Co)
10210-68-1
TWA=0.1 mg/m
3
SA Ineective sorbents
Cobalt hydrocarbonyl
(as Co)
16842-03-8
TWA=0.1 mg/m
3
SA Ineective sorbents
Coke oven emissions
65996-93-2
TWA=0.15 mg/m
3
(OSHA)
R95
P95
Respirators with
nuisance level organic
vapor or acid gas
relief specically
recommended. See
Comment F, page 9.
Copper dust and mist
(as Cu)
7440-50-8
TWA=1 mg/m
3
N95
Copper fume (as Cu)
7440-50-8
TWA=0.1 mg/m
3
(OSHA)
N95