Mathematical Modeling of Moisture Sorption Isotherms and Determination of Isosteric Heats of Sorption of Ziziphus Leaves

Table 4

Results of fitting of the adsorption isotherms of Ziziphus spina-christi leaves.

Models names	𝑇 (°C)	Parameters				𝑟	𝑆	𝑃 (%)
		𝐴	𝐵	𝐶	𝐷
GAB	30	1.084	0.318	0.633	—	0.98	0.026	16.59
	40	0.091	0.323	8.037	—	0.97	0.025	18.20
	50	0.047	1.061	3.329	—	0.99	0.006	9.51
BET	30	0.03	7.88	—	—	0.98	0.023	15.47
	40	0.007	31.976	—	—	0.97	0.025	18.41
	50	0.1143	1.3399	—	—	0.99	0.009	13.32
Henderson	30	11.129	1.517	−29.24	—	0.99	0.019	12.15
	40	17.986	1.989	−39.59	—	0.99	0.011	7.82
	50	10.988	1.086	−48.90	—	0.99	0.014	16.17
Chung and pfost	30	7.529	−29.00	15.97	—	0.96	0.035	20.63
	40	8.487	−39.11	20.47	—	0.98	0.015	8.98
	50	8.081	−48.66	19.019	—	0.92	0.041	36.65
Halsey	30	−6.44	0.065	1.928	—	0.98	0.027	10.74
	40	−6.91	0.049	2.259	—	0.98	0.017	6.90
	50	−6.23	0.072	1.46	—	0.99	0.009	10.07
Oswin	30	0.127	0.395	—	—	0.99	0.017	7.86
	40	0.1178	0.317	—	—	0.99	0.006	3.32
	50	0.084	0.542	—	—	0.99	0.005	4.23
Peleg	30	0.143	0.420	24.601	4.147	0.99	0.014	7.02
	40	0.157	0.446	0.157	5.892	0.99	0.007	4.25
	50	0.155	0.832	0.374	9.498	0.99	0.006	8.32
Adam and Shove	30	0.018	0.142	−1.111	1.278	0.98	0.021	8.74
	40	0.017	0.205	−1.184	1.205	0.98	0.020	7.40
	50	0.011	0.026	−1.069	1.3203	0.98	0.013	10.59