Figure 3

three dimensional response surface plots of between-factor interaction terms (volume of disperser-pH (a), time–pH (b), salt- volume of disperse (c) and time-volume of disperser (d) on the extraction of t,t-MA.

three dimensional response surface plots of between-factor interaction terms (volume of disperser-pH (a), time–pH (b), salt- volume of disperse (c) and time-volume of disperser (d) on the extraction of t,t-MA.