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Table 2 Comparison of values taken using the developed prototype and Horiba® probe

From: A system for monitoring water quality in a large aquatic area using wireless sensor network technology

Station DO (mg L− 1) pH
Sensor Horiba Diff Sensor Horiba Diff
1 7.2 7.19 0.01 8.05 7.82 0.23
2 6.28 6.3 −0.02 7.36 7.68 −0.32
3 6.09 5.97 0.12 7.77 7.75 0.02
4 6.62 6.64 −0.02 8.21 7.82 0.39
5 6.19 6.25 −0.06 8.46 7.86 0.60
Average Difference 0.006 Average Difference 0.18