>At 10:15 AM 11/5/1997 -0500, you wrote:
>>Can anyone out there offer any suggestions as to how to remove inorganic S
>>from marine organic matter sample?  We are trying to prepare samples of
>>sediment, plant and animal samples for analysis of S isotope ratios of
>>organic matter, and wish to avoid contamination by SO4, pyrite, etc.
>>Thanks for your assistance.
>>
>Somehow I believe that the 'inorganic' S in SO4 and pyrite, etc., might
>actually be a product of the environment and precip by organic processes.
>However, I would doubt that the sediment and the organic critters are
>equilibrated.  My comment has nothing to do with the separation, it is only
>to point out that there may be a close relationship in the stuff you are
>separating away--I think.
>/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X
>/X/X/X/X/X/X/X/X
>Kay Havenor, Ph.D., PG, CPG
>Geoscience Technologies
>904 Moore
>Roswell, NM 88201
>505-624-7136
>
>
>*****Learning is the best part of discovery"""""
>/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X/X
>/X/X/X/X/X/X/X/X

Kay,
        Thanks for your very interesting comment.
Sam