Optimization of Deep Oxidative Desulfurization Process Using Ionic Liquid and Potassium Monopersulfate

Table 3

Analysis of variance (ANOVA) for response surface quadratic model.

Source		df	MS	value	Prob. >
Model	5075.6	14	362.5	96.9	<0.0001
	215.1	1	215.1	57.5	<0.0001
	250.2	1	250.2	66.9	<0.0001
	1264.9	1	1264.9	338.1	<0.0001
	714.6	1	714.6	191	<0.0001
	14.1	1	14.1	3.76	0.0730
	103.0	1	103.0	27.5	0.0001
	2.0	1	2.0	0.52	0.4811
	7.3	1	7.3	1.95	0.1845
	22.6	1	22.6	6.03	0.0277
	0.02	1	0.02	0.006	0.9393
	1782.8	1	1782.8	476.5	<0.0001
	598.2	1	598.2	159.8	<0.0001
	907.5	1	907.5	242.6	<0.0001
	278.6	1	278.6	74.5	<0.0001
Residual	52.4	14	3.7
Lack of fit	46.5	10	4.7	3.13	0.1412
Pure error	5.9	4	1.5
Total	5128.0	28

CV% = 2.63; = 0.9898; Adj- = 0.9796.