Fig. 4From: Valorization of frying oil waste for biodetergent production using Serratia marcescens N2 and gamma irradiation assisted biorecoverya Biosurfactant yield, surface tension, EI24% and Zeta potential of biosurfactant recovery after exposing Serratia marcescens N2 cultures to gamma irradiation. b ATR-FTIR spectrum of Serratia marcescens N2 biosurfactant structure after extraction using different gamma radiation dosesBack to article page