Table 3. Constraints targeting for both P_PAP and A_TOP and its solutions according to the model.

Run	A:CPEG %	B:Csalt %	C:pH	PPAP %			ATOP nkat			Desirability
				Predicted	Experimental	Importance	Predicted	Experimental	Importance
1	14.33	14.27	5.77	96.08	95.24±0.1	3	11.52	10.71±0.1	3	0.78
2	15.10	14.30	5.98	97.09	96.72±0.4	5	10.53	9.64±0.1	3	0.79
3	15.89	14.35	6.13	97.78	97.94±1.0	5	9.64	9.18±0.1	2	0.80
4	17.63	14.42	6.30	98.73	98.72±0.2	5	7.89	7.83±0.1	1	0.84
5	14.33	14.27	5.77	96.08	96.44±0.1	3	230.38	247.50±2.5	3	0.78
6	17.63	14.42	6.30	98.73	100.00±0.1	5	157.79	168.55±1.7	1	0.84

Run 1–5: confirmation experiments of small scale (10 g) ATPS; confirmation experiments of large scale (200 g) ATPS.