(1) Computed by comparison to 20Ne signal in air pipettes. 1-sigma uncertainty includes measurement uncertainty of 20Ne signal in this analysis and the reproducibility of the air pipette signal(2) Computed by comparison to 21Ne signal in air pipettes. 1-sigma uncertainty includes measurement uncertainty of 21Ne signal in this analysis and the reproducibility of the air pipette signal(3) Computed by comparison to 22Ne signal in air pipettes. 1-sigma uncertainty includes measurement uncertainty of 21Ne signal in this analysis and the reproducibility of the air pipette signal(4) Isotope ratio measured internally during each analysis and corrected for mass discrimination based on the air standard