(_) (D. Noack, GFZ) GC-irm-MS (1) Thermo Delta-V Plus coupled to Agilent GC (PTV) via C-III for stable hydrogen isotope analysis of lipids and hydrocarbons (lean samples). (D. Noack, GFZ) GC-irm-MS (2) Thermo MAT-253 coupled to Agilent GC (PTV) via C-III for stable carbon isotope analysis of lipids, hydrocarbons, gases (lean samples). (D. Noack, GFZ) GC-irm-MS (3) Thermo Delta-V PLus coupled to Agilent GC (PTV) via C-III for stable carbon and hydrogen isotope analysis (rich samples). (D. Noack, GFZ) EA-IRMS (3) Thermo Delta-V coupled to EA-Isolink for bulk stable carbon and nitrogen isotope analysis. Contact: Doreen Noack