Date,Time,pH,DOC,NH4-N,NO3-N,tot-N,PO4-P YYYY-MM-DD,HH:mm:SS,(@25°C),mg C/l,µg N/l,µg N/l,mg N/l,µg P/l 2010-04-08,12:00:00,,138.0,,,2.666, 2010-05-07,12:00:00,3.53,133.3,,,2.54, 2010-05-21,12:00:00,3.64,107.2,,,1.867, 2010-06-14,12:00:00,,101.0,,,1.807, 2010-07-09,12:00:00,,117.1,,,2.061, 2010-09-10,12:00:00,,122.6,,,2.347, 2010-10-14,12:00:00,,126.4,,,2.406, 2010-11-19,12:00:00,,127.5,,,2.432, 2011-02-04,12:00:00,3.75,60.08,12.44,5.48,1.002,3.25 2011-04-05,14:30:00,,65.71,,,1.101, 2013-07-02,11:00:00,,100.0,,,1.721,