Dear Troy

Our laboratory does S  as well as C and N on organic material and other stable
isotope analyses commercially.

Please contact me for further  details and prices.
Regards
Graeme Lyon

Dr G L Lyon
Institute of Geological & Nuclear Sciences
PO Box 31 312  [Courier address: 30 Gracefield Road]
Lower Hutt
New Zealand
Phone : Office 64 + 4 + 570 4645         Fax  64 + 4 + 570 4657
Phone :   Home 64 + 4 + 938 4583
email : [log in to unmask]          Web : www.gns.cri.nz