Re: Re: Cleaning Titanium Tritide Foil

[Joe Takahashi <EJA0JMT@MVS.OAC.UCLA.EDU>]

------------------------------TEXT-OF-YOUR-MAIL--------------------------------

> Date: Wed, 5 Jul 95 12:46:50 -0500
> Reply-To: radsafe@ROMULUS.EHS.UIUC.EDU
> Sender: radsafe@ROMULUS.EHS.UIUC.EDU
> From: "George Anastas" <ANASTASG@FACMGMTSERVER.FM.CSUS.EDU>
> To: Multiple recipients of list <radsafe@ROMULUS.EHS.UIUC.EDU>
> Subject:       Re: Cleaning Titanium Tritide Foil
>
> Eric:
>
> Suggest you contact the manufacturer of the source.  My expereince
>  suggests that one should be  very careful about handling and/or
> cleaning  the source. How old is the source?  May want to let radsafers
> know what the manufacturer says.
>
> Best regards,
>
> George Anastas
>
> > From:          avrel@gemini.oscs.montana.edu (Erick Lindstrom)
> > Subject:       Cleaning Titanium Tritide Foil
>
> > Radsafers:
> >
>  a used titanium
> > tritide foil for use in a custom EC device.   We are contemplating cleaning the foil with
> > acetone and hexane to remove those organics (5 - 10 mls).  The source
> > activity is approx. 0.5 Ci.
> >
> > Has anybody performed this type of operation before, and if so:
> >
> or did you
> > lightly "scrub" the source with Kimwipes, Q-tips or          something
> > similar (at this point I'm pretty much against anything "physical")?
> >
>
> > 5)      What is the likelyhood of an airborne contamination component?
> >
>
> >
>
> > +-------------------------------+
> > | Erick Lindstrom               |
> > | Radiation Safety Officer      |
> > | 309 Montana Hall              |
> > | Montana State University      |
> > | Bozeman, MT  59717-0244       |
> > | Phone: (406) 994-2108         |
> > | Fax:  (406) 994-4792         |
> > | avrel@gemini.oscs.montana.edu |
> > +-------------------------------+
> George Anastas, M.P.H., P.E., C.H.P., Director
> Environmental Health and Safety and
> University Radiation Safety Officer
> California State University, Sacramento
> 6000 J Street
> Sacramento, CA  95819-6002
> Telephone 916/278-6456
> FAX 916/278-5960
> anastas@csus.edu
>
> "The views expressed herein are those of the
> author and do not necessarily reflect the views
> of California State University, Sacramento,
> California State University, the State of
> California or any of its political subdivisions.
> This posting is disclaimed."