Fig. 3

Root mean square error of calibration (RMSEC) versus the number of latent variables used to construct the PLS calibration for the assay of ANT, BEN, ANT imp-A and PABA in their mixtures
Root mean square error of calibration (RMSEC) versus the number of latent variables used to construct the PLS calibration for the assay of ANT, BEN, ANT imp-A and PABA in their mixtures