Re: Personal Air Samplers

["Wesley M. Dunn" <WDUNN@brc1.tdh.state.tx.us>]

Just for comparison, the NRC just came out with an Information Notice
(IN 96-18) that strongly recommends PAS use for routine monitoring
for Thorium (particularly, processing and manufacturing operations.
The statement is that bioassays would only be necessary for assessing
high exposures.

Wes

> Date:          Wed, 10 Apr 96 13:02:47 -0500
> Reply-to:      radsafe@romulus.ehs.uiuc.edu
> From:          Elizabeth Brackett <ebracket@freenet.columbus.oh.us>
> To:            Multiple recipients of list <radsafe@romulus.ehs.uiuc.edu>
> Subject:       Re: Personal Air Samplers

> I would also agree that BZAs are a great supplement to a Pu monitoring
> program because it's so difficult to detect in bioassay samples. However,
> contrary to another posting on this topic, DOE srongly discourages the use
> of BZA results for internal dose assessments so bioassay is still
> required.


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Wesley M. Dunn, C.H.P.                     512-834-6688
Deputy Director, Licensing                 512-834-6690 (fax)
(Texas) Bureau of Radiation Control        wdunn@brc1.tdh.state.tx.us
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