The intensity of the aryl region was the most variable, ranging between 8.3% and 34.9%, with a coefficient of variation (CV) of 24%. The CV of the intensity of the other regions decreased in the order alkyl (17%), O-alkyl (13%) and carbonyl (12%).
Theintensity of the aryl region was the most variable, ranging between8.3% and 34.9%, with a coefficient of variation (CV) of 24%. The CVof the intensity of the other regions decreased in the order alkyl(17%), O-alkyl (13%) and carbonyl (12%).