Table 6.

Statistical analysis of models describing kinetics of air microwave drying of celery stems (100 W).

Model	Temperature
	40 °C			60 °C			80 °C
	RMSE	χ2	R2	RMSE	χ2	R2	RMSE	χ2	R2
Newton	0.0178	0.0001	0.9961	0.0305	0.0003	0.9900	0.0421	0.0005	0.9848
Page	0.0108	0.0001	0.9986	0.0116	0.0001	0.9986	0.0131	0.0001	0.9985
Henderson and Pabis	0.0163	0.0001	0.9967	0.0269	0.0002	0.9922	0.0356	0.0004	0.9891
Logarithmic	0.0025	0.0001	0.9999	0.0084	0.0001	0.9992	0.0125	0.0001	0.9987
Wang i Singh	0.0270	0.0003	0.9901	0.0142	0.0001	0.9978	0.0084	0.0001	0.9994
Logistic	0.0090	0.0001	0.9990	0.0090	0.0001	0.9991	0.0098	0.0001	0.9992