PRIVACY ACT MATERIAL REMOVED
data for these cascade impactors in terms of aerodynamic diameter.
ww
Calculations of diameters from the Casella cascade impactor data.
-&
in
As shown on the next viewgraph (LRA-25), this represents our current
of the problems again with this data,
only ones that
data.
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26
27
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is that these three points are the
are valid where this cascade
impactor was actually sizing
If we extrapolate this line ‘way up here someplace to get to the 50
percent
level,
we
cascade
impactor was
extrapolation,
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r5
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Now one
we
are
extrapolating
actually
calculate
well
sizing.
very
beyond
That's
large
the
range
because,
aerodynamic
if
where
this
we
do
this
diameters,
so
this
presents somewhat of a problem in terms of how do we use this data?
These
diameters, of course, are way too large to enter the lung dynamics model of
the ICRP;
apart.
so we have chosen to avoid that problem by taking this data
We treat it as though it were five individual samples, and then we
use the data with an associated particle size for each one of these stages,
plus the backup filter
in the individual front end of this thing,
so that
we have broken it apart basically into five different samples.
The
next
inhalation
viewgraph
(LRA-26).
calculations
from the
We
last
have
time
significantly
they were presented,
sense that before we only made these calculations
prepared for this case /
order for completeness,
have
added
difference
all
in
of
sex.
testes for males.
changed
for the lung.
in
our
the
As we
litigation), we felt that we must,
in
do these calculations for the other organs; so we
these
other
organs.
We calculate for ovaries
The
and
semicolon
uterus for
represents
females
a
and
So that we have done those calculations for those
organs; and in order to make sure that we had the appropriate radionuclides
for all of these additional
organs,
we did add several
new radionuclides:
Strontium to look at bone marrow dose, and mainly these, to make sure that
we had the refractory elements that might be of some interest in terms of
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