Conceptid (1) | Preflabel |
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D18OWC21 | Enrichment of oxygen-18 in nitrate {18O in NO3- CAS 14797-71-8} {delta(18)O} in the water body [dissolved plus reactive particulate <0.2um phase] by filtration, denitrification to N2O by cultured bacteria and Continuous-Flow Isotope Ratio Mass-Spectrometry |