PASCO PS-2108 Dissolved Oxygen Sensor User Manual
Page 36
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PASPort Dissolved Oxygen Sensor
Model No. PS-2108
32
®
Table 2: Salinity correction factors for dissolved oxygen in water (based on
conductivity)
From R. F. Weiss (1970). Temp ° C, temperature in degrees Celsius;
Temp.
Conductivity, in microsiemens per centimeter at 25 degrees Celsius
°C
0
1000
2000
3000
4000
5000
6000
7000
8000
9000
10000
11000
12000
13000
14000
15000
16000
0.0
1.000
0.996
0.992
0.989
0.985
0.981
0.977
0.973
0.969
0.965
0.961
0.957
0.953
0.950
0.946
0.942
0.938
1.0
1.000
0.996
0.992
0.989
0.985
0.981
0.977
0.973
0.969
0.965
0.962
0.958
0.954
0.950
0.946
0.942
0.938
2.0
1.000
0.996
0.992
0.989
0.985
0.981
0.977
0.973
0.970
0.966
0.962
0.958
0.954
0.950
0.946
0.942
0.938
3.0
1.000
0.996
0.993
0.989
0.985
0.981
0.977
0.974
0.970
0.966
0.962
0.958
0.954
0.951
0.947
0.943
0.939
4.0
1.000
0.996
0.993
0.989
0.985
0.981
0.978
0.974
0.970
0.966
0.962
0.959
0.955
0.951
0.947
0.943
0.939
5.0
1.000
0.996
0.993
0.989
0.985
0.981
0.978
0.974
0.970
0.966
0.963
0.959
0.955
0.951
0.947
0.944
0.940
6.0
1.000
0.996
0.993
0.989
0.985
0.982
0.978
0.974
0.970
0.967
0.963
0.959
0.955
0.952
0.948
0.944
0.940
7.0
1.000
0.996
0.993
0.989
0.985
0.982
0.978
0.974
0.971
0.967
0.963
0.959
0.956
0.952
0.948
0.944
0.941
8.0
1.000
0.996
0.993
0.989
0.986
0.982
0.978
0.975
0.971
0.967
0.963
0.960
0.956
0.952
0.949
0.945
0.941
9.0
1.000
0.996
0.993
0.989
0.986
0.982
0.978
0.975
0.971
0.967
0.964
0.960
0.956
0.953
0.949
0.945
0.941
10.0
1.000
0.996
0.993
0.989
0.986
0.982
0.979
0.975
0.971
0.968
0.964
0.960
0.957
0.953
0.949
0.946
0.942
11.0
1.000
0.996
0.993
0.989
0.986
0.982
0.979
0.975
0.971
0.968
0.964
0.961
0.957
0.953
0.950
0.946
0.942
12.0
1.000
0.997
0.993
0.989
0.986
0.982
0.979
0.975
0.972
0.968
0.965
0.961
0.957
0.954
0.950
0.946
0.943
13.0
1.000
0.997
0.993
0.990
0.986
0.983
0.979
0.975
0.972
0.968
0.965
0.961
0.958
0.954
0.950
0.947
0.943
14.0
1.000
0.997
0.993
0.990
0.986
0.983
0.979
0.976
0.972
0.969
0.965
0.961
0.958
0.954
0.951
0.947
0.943
15.0
1.000
0.997
0.993
0.990
0.986
0.983
0.979
0.976
0.972
0.969
0.965
0.962
0.958
0.955
0.951
0.947
0.944
16.0
1.000
0.997
0.993
0.990
0.986
0.983
0.979
0.976
0.972
0.969
0.966
0.962
0.958
0.955
0.951
0.948
0.944
17.0
1.000
0.997
0.993
0.990
0.986
0.983
0.980
0.976
0.973
0.969
0.966
0.962
0.959
0.955
0.952
0.948
0.945
18.0
1.000
0.997
0.993
0.990
0.987
0.983
0.980
0.976
0.973
0.969
0.966
0.963
0.959
0.956
0.952
0.949
0.945
19.0
1.000
0.997
0.993
0.990
0.987
0.983
0.980
0.976
0.973
0.970
0.966
0.963
0.959
0.956
0.952
0.949
0.945
20.0
1.000
0.997
0.993
0.990
0.987
0.983
0.980
0.977
0.973
0.970
0.966
0.963
0.960
0.956
0.953
0.949
0.946
21.0
1.000
0.997
0.993
0.990
0.987
0.984
0.980
0.977
0.973
0.970
0.967
0.963
0.960
0.957
0.953
0.950
0.946
22.0
1.000
0.997
0.993
0.990
0.987
0.984
0.980
0.977
0.974
0.970
0.967
0.964
0.960
0.957
0.953
0.950
0.947
23.0
1.000
0.997
0.994
0.990
0.987
0.984
0.980
0.977
0.974
0.971
0.967
0.964
0.960
0.957
0.954
0.950
0.947
24.0
1.000
0.997
0.994
0.990
0.987
0.984
0.981
0.977
0.974
0.971
0.967
0.964
0.961
0.957
0.954
0.951
0.947
25.0
1.000
0.997
0.994
0.990
0.987
0.984
0.981
0.977
0.974
0.971
0.968
0.964
0.961
0.958
0.954
0.951
0.948
26.0
1.000
0.997
0.994
0.990
0.987
0.984
0.981
0.978
0.974
0.971
0.968
0.965
0.961
0.958
0.955
0.951
0.948
27.0
1.000
0.997
0.994
0.991
0.987
0.984
0.981
0.978
0.975
0.971
0.968
0.965
0.962
0.958
0.955
0.952
0.948
28.0
1.000
0.997
0.994
0.991
0.987
0.984
0.981
0.978
0.975
0.972
0.968
0.965
0.962
0.959
0.955
0.952
0.949
29.0
1.000
0.997
0.994
0.991
0.988
0.984
0.981
0.978
0.975
0.972
0.969
0.965
0.962
0.959
0.956
0.952
0.949