Optimization of Process Parameters for ε-Polylysine Production by Response Surface Methods

Figure 1

Effects of pH (a), adsorbent dosage (b), adsorbate concentration, (c) and contact time (d) on the ε-PL adsorption efficiencies of HZD3B (), D155 (), HD-2 (), HZD-5 (), and D113 () resins.

(a)

(b)

(c)

(d)