Dear Neeta
you might also have a look at the
MIBA website (IAEA Moisture Isotopes in the Biosphere and Atmosphere (IAEA-MIBA)
group) where a sample protocol for water vapour collection is given.

Best wishes
Arthur



Saturday, February 17, 2007, 3:31:35 AM, you wrote:

> Does anybody know of a good way to trap water vapor cryogenically for 18O
> and 2H analysis? I want to make sure that I am trapping as much water
> vapor as I need to get a representative isotope reading. Any methods or
> papers you can refer me to?

> Thanks,
> Neeta


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Arthur Geßler

Core Facility Metabolomics
Centre for System Biology  (ZBSA)

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