Date,Time,DOC,NH4-N,NO2-N/NO3-N YYYY-MM-DD,HH:mm:SS,mg C/l,µg N/l,µg N/l 2003-07-11,12:00:00,25.96,,261.1413276 2003-09-11,12:00:00,35.0,180.2912206,176.159743 2004-09-02,12:00:00,62.9,5.1511777,30.540257