Specification Sheet

60
Graphite (natural)
7782-42-5
Black lead, Corbo minerals,
Plumbago, Potelot, Silver lead
TWA=2 mg/m
3
(respirable fraction)
N95
Graphite (synthetic)
7440-44-0
TWA=15 mg/m
3
(OSHA)
TWA=2 mg/m
3
(respirable fraction)
N95
Hafnium and compounds
(as Hf)
7440-58-6
TWA=0.5 mg/m
3
N95
Halothane
151-67-7
2-Bromo-2-chloro-1,1,1-
triuoroethane
TWA=50 33 OV Short service life.
3M 3510 Monitor.
Heptane (all isomers)
142-82-5
590-35-2
565-59-3
108-08-7
591-76-4
589-34-4
n-Heptane, normal Heptane 5000 TWA=400
STEL=500
9.77 OV 3M 3510 Monitor
Hexachlorobenzene
118-74-1
Perchlorobenzene TWA=0.002 mg/m
3
-skin-
0.463
mg/m
3
N95
Hexachlorobutadiene
87-68-3
Hexachloro-1,3-butadiene;
Perchlorobutadiene
TWA=0.02
-skin-
(F)OV