|
|
|
|
1996 |
1997 |
1997 |
1998 |
1998 |
1999 |
2000 |
2000 |
2001 |
2006 |
|
(ppm) |
|
|
|
|
|
|
|
|
|
10 |
|
(ppm) |
|
|
|
|
|
|
|
|
|
1.5 |
|
(micromhos/cm) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Oxygen |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
16.2 |
|
|
|
|
|
|
|
|
|
|
|
<1.0 |