We tried to switch Ar for He on a Beckman 6300 AAA analyzer once because
we did not have another He tank. We had lots of problems. The reason we
came up with was the solubility curve vs temp. for He is unique compared
to other gasses, if I am remembering this correctly.
Mike Knierman
knierman@lilly.com
>Which gas should be used for solvent degassing?
>We always used helium, but argon seems to have the same efficiency and is
>much easier for us to obtain. Why do some facilities prefer helium?
>
>Wagner
>
>*********************************************************
>Wagner Fontes Brasilia - DF - Brasil
> wagnerf@guarany.cpd.unb.br
>Centro Brasileiro de Servicos e Pesquisas em Proteinas
> http://www.unb.br/cbsp/
>*********************************************************