Table 4 Results of the models of sulfasalazine in ethanol + scCO2.

From: Enhancing sulfasalazine solubility in supercritical carbon dioxide with ethanol cosolvent: a comprehensive study

Model

a0

a1

a2

a3

a4

a5

a6

AARD

R2

Gonzales

2.26

0.715

− 4566.8

− 6.09

   

6.70

0.993

Sodeifian -Sajadian

− 1.66

0.632

0.0181

0.703

   

5.46

0.996

MST

− 9321.5

2.41

19.31

1315.04

   

10.32

0.984

Soltani Mazloumi

− 2.86

− 4225.7

0.376

− 0.305

0.722

  

4.34

0.997

Madras et al

4.40

1.47

0.0017

− 4558.2

0.710

1.560

− 0.862

5.11

0.996

Jouyban et al

− 46.86

39.88

− 0.0129

− 0.00128

3.8E−4

− 0.02002

6.989

7.22

0.990

  1. a0–a6 are adjustable parameters.