Table 5 Fixation percentage of dyed cotton samples.

From: A green approach for dyeing cotton fabrics using synthesized reactive disperse dyes and their mixtures under supercritical CO2 medium

Mixed samples

K/S after dyeing

K/S after extraction

Fixation (%)

M1 (Blue dye: Yellow dye 80:20)

8.73

7.55

86.5

M2 (Blue dye: Yellow dye 75:25)

8.62

8.01

92.9

M3 (Blue dye: Yellow dye 50:50)

8.43

7.92

93.9

M4 (Blue dye: Yellow dye 25:75)

8.11

7.32

90.25

M5 (Blue dye: Yellow dye 20:80)

7.71

6.55

84.9