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    User name A. Deur

    Log entry time 20:42:44 on February18,2009

    Entry number 261948

    This entry is a followup to: 261881


    keyword="Nitrogen" runs were actually Hydrogen runs.

    When I filled the ref cell at 5pm, I filled it with Hydrogen. I checked the rates with the hydrogen run for Bogdan and they match. I am very sorry about this mistake. I did not know that Hydrogen was an option for the ref cell, until Bogdan asked it for his test, and I was fooled by the labels near the buttons that are extremely similar for H2 and N2. To avoid such mistake to happen again, better labels should be put on the ref cell control panel.

    I refilled the target with actal N2 and we are redoing the N2 runs.