Table 4 Thin layer chromatography results of the lyophilized extracts obtained after the decolorization process
Dye/effluent | Solvent | Number of new bands | |||
|---|---|---|---|---|---|
Visible | Near UV | Distant UV | Total | ||
Remazol Black | Methanol | 3 (Rf: 0.72, 0.78, 0.86) | 3 (Rf: 0.72, 0.78, 0.86) | 3 (Rf: 0.52, 0.72, 0.8) | 9 |
Acetonitrile | 0 | 2 (Rf: band and 0.84) | 2 (Rf: 1, 0.72) | 4 | |
Ethyl acetate | 0 | 1 (Rf: band between 0.70 and 0.79) | 4 (Rf: 0.6,0.71, 0.79, 0.83) | 5 | |
Novacron red | Methanol | 1 (Rf: 0.69) | 3 (Rf: 0.67, band between 0.7 and 0.74, 0.79) | 4 (Rf: 0.55, 0.75, 0.78, 0.87) | 8 |
Acetonitrile | 0 | 3 (Rf: band, 0.52, 0.86) | 3 (Rf: 0.68, 0.91, 1) | 6 | |
Ethyl acetate | 0 | 3 (Rf: 0.25, 0.31, 0.51, 0.75) | 4 (Rf: 0.62, 0.79, 0.81, 0.85) | 7 | |
Turquoise blue | Methanol | 1 (Rf: 0.69) | 3 (Rf: 0.69, band between 0.71 and 0.77, 0.82) | 4 (Rf: 0.55, 0.67, 0.7, 0.8) | 8 |
Acetonitrile | 0 | 2 (Rf: barrido y 0.88) | 5 (Rf: 0.76, 0.79, 0.83, 0.93, 1) | 7 | |
Ethyl acetate | 0 | 5 (Rf: 0.13, 0.19, 0.25, and 0.33 and a band between 0.66 and 0.8) | 5 (Rf: 0.74, 0.78 0.81, 0.86, 0.9) | 10 | |
Discharge effluent | Methanol | 0 | 2 (Rf: 0.65, 0.76) | 1 (Rf: 0.65) | 2 |
Acetonitrile | 0 | 1 (Rf: 1) | 0 | 1 | |
Ethyl acetate | 0 | 2 (band and Rf: 0.7) | 6 (Rfs: 0.09, 0.16, 0.22, 0.5, 0.72, 0.84) | 8 | |
Dyeing effluent | Methanol | 1 (Rf: 0.65) | 1 (Rf: 0.65) | 1 (Rf: 0.65) | 1 |
Acetonitrile | 0 | 1 (Rf: 0.78) | 0 | 1 | |
Ethyl acetate | 0 | 3 (Rf: 0.65, 0.1, 0.2) | 2 (Rf: 0.71, 0.76) | 5 | |