Hi Chris, It might be also worthwhile considering the publication from Turekian et al. (1998), Chemical Geology, vol. 152, p. 191-192. Best wishes, Evelyn Dr. Evelyn Krull CSIRO Land & Water Adelaide Laboratory PMB 2 Glen Osmond, SA 5064 phone: +61 8 8303 8516 fax: +61 8 8303 8550 e-mail: [log in to unmask] web: www.clw.csiro.au/staff/KrullE -----Original Message----- From: Stable Isotope Geochemistry [mailto:[log in to unmask]] On Behalf Of Chris Harrod Sent: Tuesday, 5 July 2005 6:51 PM To: [log in to unmask] Subject: [ISOGEOCHEM] d13C soot Dear All I'm currently running some fish samples that may or may not have been contaminated with soot (from a bunsen burner). Does anyone have a typical delta 13C value for soot? best regards Chris ><> ><> ><> ><> ><> ><> ><> ><> ><> Dr Chris Harrod Max Planck Institute for Limnology Dept Physiological Ecology Postfach 165 D-24302 Plon Germany [log in to unmask] Tel: +49 (0)4522 763 283 Mob: +49 (0)1711 876 216 Fax: +49 (0)4522 763 310 www.mpil-ploen.mpg.de/ <>< <>< <>< <>< <>< <>< <>< <>< <><