Spectral Treatment

Factors

R²

SEC

RMSEC

Bias

No treatment

2

0.97

1.496

1.491

−0.062

Base line correction

3

0.99

0.786

0.782

+0.0043

Base line and multiple scatter correction

3

0.99

0.675

0.672

+7.22 × 10⁻⁷

Base line and multiple scatter corrected with 1^st derivative

3

0.99

0.831

0.827

−0.00026