Table 5 Optimization constraints and corresponding predicted/optimized and experimental values with %error.

From: Microwave-assisted extraction of bioactive compounds from Urtica dioica using solvent-based process optimization and characterization

Name

Water

Ethanol

NADES

Goal

Predicted values

Experimental values

% Error

Goal

Predicted values

Experimental values

% Error

Goal

Predicted values

Experimental values

% Error

A: Power (watt)

Min

300

300

 

T (300)

331

300

 

IR

300

300

 

B: Time (min)

IR

10

10

 

IR

16.59

17

 

IR

10

10

 

C: Sample to solvent

IR

10

10

 

IR

10

10

 

IR

12.99

13

 

TPC (mg GAE/g)

Max

189

202.28

6.56

Max

187.21

189.14

1.02

Max

196.43

209.14

6.07

TFC (mg QE/g)

Max

93.65

88.38

−5.96

Max

114.89

117.61

2.31

Max

72.48

75.46

3.94

DPPH (%)

Max

95.77

89.56

−6.93

Max

93.21

92.70

−0.55

Max

94.65

96.4

1.81

Desirability

 

0.82

 

0.751

 

0.808

  1. Min: Minimize, Max: Maximize, IR: Is in range, T: Target.