Table 1 Analytical instruments and analysis locations.
From: A new conceptual framework for the transformation of groundwater dissolved organic matter
Analysis type | Analytical instrument | Analysis location |
|---|---|---|
Cations | Perkin Elmer NexION 300D inductively coupled plasma (ICP) mass spectrometer and Perkin Elmer Optima 7300 ICP optical emission spectrometer | Mark Wainwright Analytical Centre (UNSW Sydney) |
Anions | Dionex Ion Chromatography System with an IonPac AS14A analytical column | Mark Wainwright Analytical Centre (UNSW Sydney) |
N-NO3 and N-NH4 | Lachat flow injection analyser | Mark Wainwright Analytical Centre (UNSW Sydney) |
δ2H and δ18O | Off-Axis Integrated Cavity Output Spectroscopy using an LGR Liquid Water Isotope Analyser111 | UNSW Sydney |
δ13CDIC | Delta V Advantage Isotope Ratio Mass Spectrometer | Australian Nuclear Science and Technology Organisation (ANSTO) |
δ13CDOC | O.I. Analytical Model 1030 Total Organic Carbon Analyzer interfaced to a PDZ Europa 20-20 isotope ratio mass spectrometer utilizing a GD-100 Gas Trap Interface. | UC Davis Stable Isotope Facility, California |
14CDOC | Accelerator Mass Spectrometry | Australian Nuclear Science and Technology Organisation (ANSTO) |
14CDIC | Accelerator Mass Spectrometry | Australian Nuclear Science and Technology Organisation (ANSTO) |
Total DOC | Aurora 1030 wet oxidation TOC analyser | Mark Wainwright Analytical Centre (UNSW Sydney) |
Fluorescence | Horiba Scientific Aqualog fluorometer | UNSW Sydney |
LC-OCD | DOC-LABOR LC-OCD size-exclusion chromatography | Mark Wainwright Analytical Centre (UNSW Sydney) |
FT-ICR MS | Negative mode (−) electrospray ionisation (ESI) on a 21 Tesla super conducting magnet (Bruker, U.S.)90,91 | National High Magnetic Field Laboratory, Tallahassee, Florida |
