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. 2019 Apr 29;27(6):778–790. doi: 10.1016/j.jsps.2019.04.014

Table 2.

Variables in “Design Expert” software for preparation and optimization of Eugenol-Nanoemulsion (EUG-NE).

Factors Levels
Independent Variables Low Medium (0) High
X1 = Oil (Eugenol) (% v/v) 5.0 7.5 10
X2 = Smix (% v/v) 30 35 40
X3 = Water (% v/v) 40 50 60



Dependent variables
Y1 = Particle size (nm) Minimize
Y2 = Polydispersity Index (PDI) Minimize
Y3 = Transmittance (%) Enhance