Table 4.

Parameters determined according to the Newton, Page, and Henderson–Pabis models, coefficients of determination (R²) and mean relative error, P (%), as a function of levels of temperature (T) and percentage of guava by-products (BP) added to the pectin coating

Trial	T (°C)	$\text{BP (\% )}$	Newton			Page				Henderson–Pabis
			k × 104 (s−1)	R 2	P (%)	k × 104 (s–n)	n	R 2	P (%)	k × 104 (s−1)	a	R 2	P (%)
1	60	25	1.61	0.999	5.47	1.82	0.9865	0.999	6.41	1.61	0.9974	0.999	5.63
2	50	7.3	1.35	0.999	5.26	1.69	0.9752	0.999	6.11	1.34	0.9953	0.999	5.33
3	60	25	1.70	0.999	7.50	1.93	0.9855	0.999	8.48	1.68	0.9930	0.999	7.92
4	60	25	1.60	0.999	12.07	1.38	1.0162	0.999	10.11	1.61	1.0043	0.999	11.65
5	60	0	1.77	0.998	10.00	2.65	0.9531	0.998	8.62	1.75	0.9922	0.998	9.76
6	70	42.7	2.31	0.997	20.47	1.04	1.0953	0.999	9.78	1.34	0.9953	0.998	18.16
7	60	50	1.61	0.999	6.50	1.87	0.9833	0.999	7.52	1.60	0.9930	0.999	6.81
8	70	7.3	2.19	0.998	8.88	1.21	1.0708	0.999	4.87	2.22	1.0125	0.998	8.10
9	50	42.7	1.31	0.998	4.46	2.17	0.9435	1.000	3.31	1.28	0.9845	0.999	3.47
10	60	25	1.29	0.998	3.72	2.09	0.9465	0.999	4.82	1.26	0.9804	0.999	3.63
11	74.1	25	2.22	1.000	2.78	1.99	1.0125	1.000	2.24	2.22	1.0023	1.000	2.65
12	45.9	25	1.15	0.996	6.10	2.61	0.9099	0.999	1.48	1.11	0.9773	0.997	4.95
13	60	25	1.69	0.999	4.85	2.80	0.9423	0.999	2.94	1.66	0.9848	0.999	3.57