Table 6.

Predicted PRX content in each DoE run.

True PRX Concentration (% w/w)	Feed Rate (g/min)	Screw Speed (rpm)	Mean Predicted PRX Concentration (% w/w)	Relative Bias (%)
14.45	5	150	13.77	−4.72
14.45	5	200	14.54	0.61
14.45	5	250	14.82	2.56
14.45	7	150	13.90	−3.77
14.45	7	200	14.60	1.04
14.45	7	200	14.60	1.01
14.45	7	250	14.94	3.37
14.45	9	150	13.28	−8.09
14.45	9	200	14.16	−2.00
14.45	9	250	14.59	0.95