Genetron (freon)

Karl Fischer tyr-2 at
Tue Oct 1 20:02:14 EST 1996

In article <52rve5$b4e at>, ah690549 at (Annette
C. Hollmann) wrote:

> Does anyone know of a supplier that still sells Genetron ? It is a freon 
> reagent used to purify viral particles, and due to environmental 
> regulations it is becoming more and more difficult to obtain.
> Alternatively, does anyone know of a more environment-friendly 
> alternative to Genetron? We need to purify SV40.
> Thanks :-)
> Annette
> ah690549 at

I don't know if it is any friendlier to the environment but you might wish
to try 1,1,2-trichloro-1,2,2-trifluoroethane (Fisher has it for sure) - we
used it years ago while purifying adenovirus particles.


Karl the hepB guy

Karl Fischer
tyr-2 at

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