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Sulphur
hexafluoride
poisonous,
therefore.
As reference
for the degree
concentration
value for
The mclximumconcentration
8 hour's per day there,
is
the
standard
value
normally
present
in the atmosphere.
Under the influence
toxic,
The decomposition
products
mucou~ membrane~,
respiratory-
immediately
- prior
to the dan~I'~r of poisoning
of gaseous
decomposition
disagreeable
odour.
(SF6) is a colourless
no risk
classification
of toxicity
,t.he German MAK-values (maximum ambient
an ei9ht-hour
stay)
at a place
of work, assuming
is 1000 ppm (or 0.1
adopte1d for
all
of an are,
decomposition
of SF6 are of different
tracts
products
can be recognised
and odourless
gas. Pure SF6 is non-
has to be followed.
are given:
that
%)
by volume.
Thi s very low value
gases
cons i dered
haJ'ffi'l e ss,
products
occur which are partly
toxicity.
and other
unprotected
arising
- even smallest
by their
strongly
a person
spends
but
not
They may irritate
skin.
Almost
amounts
pungent,
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