International Journal of Interdisciplinary Research
Metals in mordant bath | Metal exhaustion % onto fabric | Residual metal concentration in mordant bath (g/L) | Concentration of metal in dyeing wastewater (g/L) | Legal limits of textile effluents (Tonetti and Innocenti 2009) (g/L)a |
---|---|---|---|---|
5 g/L AlK(SO4)2·12H2O | 61.79 | 1.91 | 0.11 | – |
5 g/L FeSO4·7H2O | 74.47 | 1.28 | 0.29 | 2 |
5 g/L CuSO4·5H2O | 69.19 | 1.54 | 0.19 | 0.5 |
5 g/L SnCl2·5H2O | 65.86 | 1.71 | 0.021 | – |