Expanding the calibration range of compound-specific chlorine isotope analysis by the preparation of a 37 Cl-enriched tetrachloroethylene.
Daniel BuchnerPhilipp R MartinJohannes ScheckenbachSteffen KümmelFaina GelmanStefan B HaderleinPublished in: Rapid communications in mass spectrometry : RCM (2022)
) expands the calibration range to 13.3‰ (previously 2.8‰) and thus prevents potential bias introduced by extrapolation beyond the calibration range.