Run

Factors

Responses

Temperature

(˚C) X1

Stirring Speed

(rpm) X2

Reaction time (min) X3

specific gravity at 29˚C

Kinematic Viscosity

(cSt) at 37.8˚C

1

90

300

125

0.885

7.08

2

70

300

125

0.898

10.18

3

90

100

125

0.891

8.25

4

70

100

125

0.894

10.35

5

90

300

165

0.885

7.70

6

70

300

165

0.901

9.72

7

90

100

165

0.894

8.06

8

70

100

165

0.901

10.44

9

80

200

145

0.894

7.71

10

80

200

145

0.893

7.66

11

80

200

145

0.895

8.62

12

90

230

110

0.887

7.37

13

90

370

110

0.886

7.26

14

90

230

140

0.885

7.17

15

90

370

140

0.885

7.01

16

90

200

125

0.886

7.34

17

90

400

125

0.885

7.14

18

90

300

105

0.888

7.44

19

90

300

145

0.885

7.02

20

90

300

125

0.886

7.08

21

90

300

125

0.885

7.07

22

90

300

125

0.886

7.07

23

90

300

125

0.885

7.10

24

90

300

125

0.885

7.09