Part A
Introduction
DATA Policy
Data
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PSA764S20

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Station Contributor(s) Method Data Period

Observation
 Frequency : Weekly
 Method : GC-ECD
 Instrument :

 Description :



Calibration
 Scale : NOAA/CMDL Scale
 Description :


Data Processing
 Unit : ppb
 Description :


Average Procedure
 Hourly :
 Daily :
 Monthly :


Flag
 Description :





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