Skip to main content

Table 6 ANOVA for the selected factorial model

From: Removal and tracing of cephalosporins in industrial wastewater by SPE-HPLC: optimization of adsorption kinetics on mesoporous silica nanoparticles

Source

Cefadroxil

Cefprozil

Cefradine

Sum of squares

Degree of freedom

Mean squares

F value

p value

Sum of squares

Degree of freedom

Mean squares

F value

p value

Sum of squares

Degree of freedom

Mean squares

F value

p value

Model

615.37

4

153.84

273.09

0.0037

994.45

4

994.45

261.47

0.0038

683.26

4

683.26

315.49

0.0032

A

49.84

1

49.84

88.48

0.0111

115.67

1

115.67

121.65

0.0081

51.12

1

51.12

94.42

.0104

B

1.30

1

1.30

2.31

0.2681

7.32

1

7.32

7.70

0.1091

0.56

1

0.56

1.04

0.4153

C

18.84

1

18.84

33.44

0.0286

37.15

1

37.15

39.07

0.0247

22.56

1

22.56

41.67

0.0232

ABC

545.39

1

545.39

968.16

0.0010

834.31

1

834.31

877.45

0.0011

609.02

1

609.02

1124.8

0.0009

Pure error

1.13

2

0.56

  

1.90

2

0.95

  

1.08

2

0.54

  

Cor total

616.50

6

   

996.35

6

   

684.35

6