Date | Value |
---|---|
May 30, 2013 18:37 | 0.05 ppm |
Apr 26, 2013 19:03 | 0.05 ppm |
Apr 13, 2013 16:20 | 0.05 ppm |
Apr 13, 2013 16:20 | 0.05 ppm |
Apr 13, 2013 16:20 | 0.05 ppm |
Feb 19, 2013 18:53 | 0.10 ppm |
Feb 19, 2013 18:49 | 0.15 ppm |
Feb 16, 2013 18:14 | 0.10 ppm |
Feb 11, 2013 18:46 | 0.10 ppm |