Figure 4From: Optimization of NaOH-catalyzed steam pretreatment of empty fruit bunchTime course of SSF of 3% NaOH-soaked EFB (10% w/w) pretreated under 150°C, 30 min condition with 40 FPU/g glucan. The fermentation was performed at 30°C and 200 rpm for 36 h in a 5 L fermentor.Back to article page