Journal of Sensors / 2020 / Article / Tab 4

Research Article

Application of a Spectroscopic Analysis-Based Portable Sensor for Phosphate Quantitation in Hydroponic Solutions

Table 4

Results of the triplet independent test validation.

Standard conc. (ppm)1st2nd3rdAverageError (%)RPD (%)

33.3339364138.679.917.74
50.0045545952.677.366.42
120.00103125133120.336.104.53

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