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. 2020 May 23;9:100055. doi: 10.1016/j.wroa.2020.100055

Fig. 4.

Fig. 4

Data in the nitrite range of 0 – 50 mgN/L with the linear fit and the corresponding 95%-confidence interval. (A) Data from the nitrification reactor during April 2018 with the large sensor. (B) Data from the nitrification reactor during October 2018 with the small sensor.