Degradation of Semiconductor Manufacturing Wastewater by Using a Novel Magnetic Composite TiO₂/Fe₃O₄ Photoreactor Design

Table 1

Response of parameters in L₉ table.

Factors	2-propanol (mol)	Acetic acid (mol)	Calcination temperature (^°C)	Calcination time (min)
Level 1	61.89	48.52	52.98	67.51
Level 2	47.54	62.11	36.67	40. 64
Level 3	59.19	58.03	78.64	60.08
Main effect	14.86	14.67	42.06	27.14