Section

PLS component

Optimal band

RMSECV

RMSEP

RMSEP/RMSECV

RPD

10

4

382 - 440

0.392

0.330

0.84

2.10

15

5

362 - 400

0.460

0.486

1.05

1.57

20

7

382 - 410

0.435

0.384

0.88

1.91

25

8

370 - 392

0.471

0.369

0.78

2.09

30

10

382 - 400

0.477

0.691

1.24

1.31