Mass spectrometric measurement of 15N enrichment in nitrogen obtained by Dumas combustion.
D001322:Autoanalysis; D007700:Kinetics; D008722:Methods; D009566:Nitrates / Q000032:analysis; D009584:Nitrogen / Q000032:analysis*; D000644:Quaternary Ammonium Compounds / Q000032:analysis; D011868:Radioisotopes; D013057:Spectrum Analysis
D009566:Nitrates; D000644:Quaternary Ammonium Compounds; D011868:Radioisotopes; D009584:Nitrogen