DAMN! that REPLY button.  Sorry everyone.

>Dear Isabella,
>
>I am running a project on the DelMarVa peninsula where we are looking at
>isotopes in the groundwater of the surficial aquifer at one locality.  We
>were also planning to collect some precipitation, but if you are working in
>the same area, then perhaps we don't need to and we could share our
>information?  cheers, TCO
>
>
>
>>        Hello everyone!
>>
>>        I'm a graduate student at the University of Virginia beginning a
>>project on Oxygen-18 and deuterium in rain water.  I'm building a rain
>>collector that allows for collection at 5 minute increments for 12
>>hours and I am worried about the possibility of sample fractionation. I
>>read a paper suggesting the creation of a dodecane bi-layer when analyzing
>>for oxygen, but I am unsure how this would effect deuterium results.
>>Does anyone know of a reference or have an opinion of using such a
>>technique when analyzing for deuterium?  Due to field constraints,
>>refrigeration really isn't an option and I was curious if anyone
>>had ever run into this problem before or had a good solution to
>>fractionation in the field.
>>
>>        Thanks!,
>>                Isabella Angelini
>>                University of Virginia
>>                [log in to unmask]
>
>!!NOTE THAT MY PHONE NUMBER IS NO LONGER NEW!!
>T.C. Onstott
>Dept. of Geosciences
>Princeton University
>Princeton, NJ  08544
>Ph: 609-258-1622
>Fx: 609-258-1274
>e-mail: [log in to unmask]
>Check out our website at http://geo.princeton.edu/geomicrobio/

!!NOTE THAT MY PHONE NUMBER IS NO LONGER NEW!!
T.C. Onstott
Dept. of Geosciences
Princeton University
Princeton, NJ  08544
Ph: 609-258-1622
Fx: 609-258-1274
e-mail: [log in to unmask]
Check out our website at http://geo.princeton.edu/geomicrobio/