Table 3.

Predicted versus actual responses for the MAE/USE process

	USE process					MAE process
Numbers	1	2	3	4	5	1	2	3	4	5
Time (min)	60	59	60	58	59	7	7	8	7.8	7.7
Types of acid	Acetic	Acetic	Phosphoric	Phosphoric	Phosphoric	Acetic	Acetic	Acetic	Acetic	Phosphoric
Number of extraction cycles	3	1	3	2	3	2	3	3	3	2
Temperature	70	70	70	70	70	–	–	–	–	–
The EE of catechins %
PR	83	66	84	75	87	94	97	98	98	94
AC	85	67	84	78	84	91	95	95	94	92
TPC
PR	97	96	99	100	101	127	128	130	131	129
AC	96	90	95	94	95	125	126	126	126	124

Standard deviation ≤5%

AC actual, PR predicted