Equipment and Calibration History

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View history entry 1420 for Vaisala GMP222 sn: H0630070

Date: 2013-01-08
From: Lab - none
To: Lab - none
Title: Calibration
Notes: Trueppm = Probeppm*0.9745 + 35.22; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 421ppm, 3056ppm, and 10000ppm. Ta=22.3C, P=102.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
Entered by: Joe Verfaillie