Thanks for the info.  Ouch!!  I gues I will not be growing bacteria on
enriched NaSO4 afterall.

>To: ISOGEO1 --INTERNET [log in to unmask]
>
>*** Reply to note of 02/18/97 21:04
>
>Re: 34S-enriched sulphide &sulphate
>
>The only supplier that I know of is Icon Services Inc., 19 Ox Bow Lane, Summit
>NJ 07901, USA. (Phone: 800-322-4266, email: [log in to unmask]) I hope you don't
>need much, because it is extremely expensive: they quoted me a price of
>$45,000 for 300 g of Na2SO4 enriched to 10 atom % 34S.
>
>Regards,
>Paul Sanborn
>Research Pedologist
>Prince George Forest Region  565-6100

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