GAW Guidelines for Precipitation Chemistry Measurements

Manual for the GAW Precipitation Chemistry Programme (WMO-GAW Report No. 160). Published in November 2004.

Note: Parts of the Manual published in November 2004 have been updated: (1) 1 Introduction - 30 August 2018, (2) 4 Laboratory Operations - 1 March 2018, (3) Appendix A - 30 June 2018, (4) Appendix C - 31 March 2018, and (5) Appendix D - 31 March 2018.