Before revision: |last2=Mester |title=Signal correlation in isotope ratio measurements with mass spectrometry: Effects on uncertainty propagation URL |doi=10.1007/BF00513462 |journal=Spectrochimica Acta B |year=2007 |volume=62 |pages=1278–1284 |issue=11 } Double dilution method The single dilution method requires the knowledge of the isotopic composition of the isotopically-enriched analyte (RB) and the amount of the enriched analyte added (nB).
After revision: |last2=Mester |title=Signal correlation in isotope ratio measurements with mass spectrometry: Effects on uncertainty propagation |doi=10.1007/BF00513462 |journal=Spectrochimica Acta B |year=2007 |volume=62 |pages=1278–1284 |issue=11 } Double dilution method The single dilution method requires the knowledge of the isotopic composition of the isotopically-enriched analyte (RB) and the amount of the enriched analyte added (nB).