Dear Kurt, sounds most interesting. I start working on irmGCMS on very small gas samples (for d13CH4 d15N2O) and would be interested in attending such a meeting , if such a topic would be covered as well. Do you have some more information on the outline of the meeting. Cheers Hubertus Dr. Hubertus Fischer Alfred-Wegener-Institute for Polar and Marine Research Columbusstrasse D-27515 Bremerhaven Germany phone: +49(471)4831-174 fax: +49(471)4831-149 email: [log in to unmask]