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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Int J Mass Spectrom. 2017 Jan 16;414:80–86. doi: 10.1016/j.ijms.2017.01.002

Fig. 6.

Fig. 6.

Mean 185Re/184W (for each measurement) vs. 182W/184W (normalized to 186W/183W) for 30 analyses of 300ng–1000 ng Alfa Aesar W standards. Grey dashed lines mark 5 ppm from the mean. Error bars represent 2SE internal precisions.