Experimental Design and Optimization of Decolourization of Reactive Black-5 Dye Using Cloud Point Extraction

Figure 7

(a) Response surfaces for dye concentration in the surfactant-rich phase. (b) Pareto chart for dye concentration in the surfactant-rich phase. (c) Relationship between predicted values of dye concentration in the surfactant-rich phase and the observed value.

(a)

(b)

(c)