Measures δ18O, δ17O, and δD and determines 17O-excess
Measures δ13C for CH4 and CO2
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Measures δ18O and δD for Isotopic H2O
Measures δ13C for CH4 and C2H6-to-CH4 Ratio
Measures δ15N, δ15Nα, δ15Nβ, and δ18O for N2O