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SPO789S20

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Station Contributor(s) Method Data Period

Observation
 Frequency : Weekly
 Method : GC-ECD
 Instrument : Hewlett Packard Hewlett Packard 5971A
 Description :



Calibration
 Scale : NOAA/CMDL scale
 Description :


Data Processing
 Unit : ppb
 Description :


Average Procedure
 Hourly :
 Daily :
 Monthly :


Flag
 Description : The meanings of the Flag numbers are as follows.
1: This data were measured before 1996 and reported in recent years (2003.7.8).
2: This data have been measured since 1996.





The WDCGG is operated by the Japan Meteorological Agency
in cooperation with the World Meteorological Organization