Solubility Of Oxygen In Water As A Function Of Temperature And Salinity - Mettler Toledo SevenGo pro SG6 Instrucciones De Manejo

Appendix
S : sensor slope (pA/mbar)
L
I : converted sensor current during calibration
cal
I : sensor residual current (assumed to be zero)
0
X : molar ratio of O
O2
p : pressure of calibration gas (air pressure, in mbar)
cal
rH: relative humidity of calibration gas (0.0...1.0)
p : water vapor pressure at calibration temperature (mbar)
w
8.3

Solubility of oxygen in water as a function of temperature and salinity

according to EN 25 814 and UNESCO tables (partly extrapolated)
Temperature O
2
(°C) (mg/L)
0 14.62
1 14.22
2 13.83
3 13.46
4 13.11
5 12.77
6 12.45
7 12.14
8 11.84
9 11.56
10 11.29
11 11.03
12 10.78
13 10.54
14 10.31
15 10.08
16 9.87
17 9.66
18 9.47
19 9.28
20 9.09
21 8.91
22 8.74
23 8.58
24 8.42
25 8.26
26 8.11
27 7.97
28 7.83
29 7.69
30 7.56
22
in calibration gas (in air equal to 0.2095)
2
solubility Salinity correction factor F(T)
(mg/L)
0.0875
0.0843
0.0818
0.0789
0.0760
0.0739
0.0714
0.0693
0.0671
0.0650
0.0632
0.0614
0.0593
0.0582
0.0561
0.0545
0.0532
0.0514
0.0500
0.0489
0.0475
0.0464
0.0453
0.0443
0.0432
0.0421
0.0407
0.0400
0.0389
0.0382
0.0371
METTLER TOLEDO SevenGo pro™ dissolved oxygen