Equipment and Calibration History

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View history entry 1477 for Los Gatos Research FGGA sn: 09-0012

Date: 2010-01-14
From: Twitchell Rice -
To: Twitchell Rice -
Title: Calibration
Notes: Last calibration: 2009-03-03 00:00:00 Cell Pressure=148.63kPa, Cell Temperature=28.27C, Ring Time=17.277usec 2nd Standard at 0psi: CH4: 3.276ppm, CO2: 433ppm, H2O: 0ppm CH4 = 3.368ppm -> 3.275ppm Offset: -0.092ppb CO2 = 432.1ppm -> 433.4ppm Offset: 0.9ppm Notes: LGR pressure very low ~16Torr, but very easily adjusted using bypass valve.
Entered by: Sara Knox
Field notes