Table 4 Response table data with S/N ratio of dye fixation rate.

From: Combination of wet fixation and drying treatments to improve dye fixation onto spray-dyed cotton fabric

Level

Wet fixation time (min)

Wet fixation temperature (°C)

Dye concentration (g L−1)

Dyeing pH

1

38.11

38.24

37.90

37.83

2

38.47

38.56

38.48

38.26

3

38.72

38.36

38.54

38.57

4

38.15

38.29

38.54

38.78

Delta

0.61

0.31

0.64

0.95

Rank

3

4

2

1

Optimum level

A3

B2

C3

D4