A Comparison of Central Composite Design and Taguchi Method for Optimizing Fenton Process

Table 5

Optimized operating parameters.

Dye (mg/L)	Dye : Fe^+2 (wt/wt)	H2O2 : Fe^+2 (wt/wt)	pH	Predicted responses
				COD (%)	Decolorization (%)	Desirability
300	25.92	19.15	3	81.64	99.40	0.972