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. 2023 Aug 2;17(1):92. doi: 10.1186/s13065-023-00990-7

Table 2.

Response optimization of 23 full factorial design for HPLC–UV separation of PAR and DAN

Factor Goal Lower Target Upper Weight Import Predicted responses Desirability
tr PAR Maximize 2.1 2.2 2.2 1 1 2.2 1.000
tf DAN Minimize 1.1 1.1 1.4 1 1 1.1 1.000
tr DAN Target 4.0 5.7 7.2 1 1 5.7 1.000
Optimum Conditions: 40% ethanol, 0.2% TEA and pH 4.5 Composite Desirability (D) = 1.000