Processing Record for this file: (Make notes here unique for this file) Loading from flight 140930a Data taken from NOx CPU c:\data\CO Flight used Dubey Manvendra's mixed gas 'standard'. The actual values of this standard have not yet been provided. On 140912, standard addition frequency changed from 1/30 min to 1/60 min. CO2 data file bifurcated. The two files were concatenated for processing. CO2 valve mistimed on ~14:50:50. A few seconds of cal deleted. Ambient data appear valid.