Date,Time,DOC,NH4-N,NO3-N YYYY-MM-DD,HH:mm:SS,mg C/l,µg N/l,µg N/l 2003-09-11,12:00:00,90.0800018311,19.5744754,28.3271949 2004-07-14,12:00:00,145.9499969482,30.7782869,27.8845824 2004-09-02,12:00:00,171.3,9.2721199,24.7862955