Research Article

Multiple PAHs’ Detection under CDOM Interference Based on Excitation-Emission Matrix and Interval Selection

Table 2

Prediction values of single-excitation interval PLS in the test samples (μg/L).

FLUActual concentration3.07.512.517.515.0MRE (%)
Prediction concentration (Mix-PAH)3.907.3512.8817.7714.862.05
Prediction concentration (HA-PAH)3.317.3612.1918.3115.844.30

PYRActual concentration6.017.512.52.515.0
Prediction concentration (Mix-PAH)6.4116.3113.242.0715.134.87
Prediction concentration (HA-PAH)4.9816.9512.902.5214.184.54

PHEActual concentration9.016.05.012.520.0
Prediction concentration (Mix-PAH)8.4313.756.5912.7819.466.90
Prediction concentration (HA-PAH)7.3715.375.1811.4717.977.39

BaPActual concentration12.09.03.06.016.0
Prediction concentration (Mix-PAH)12.519.443.576.0415.703.20
Prediction concentration (HA-PAH)12.479.523.706.1315.723.36

MRE values are listed in the last column.