Figure 6From: Multi-scale structural and chemical analysis of sugarcane bagasse in the process of sequential acid–base pretreatment and ethanol production by Scheffersomyces shehatae and Saccharomyces cerevisiaeRaman spectra of sugarcane bagasse (SB). Raman spectra of native SB (black line), pretreated bagasse with dilute sulfuric acid (red line), and dilute sodium hydroxide pretreated bagasse (blue line). SB, sugarcane bagasse.Back to article page