Fig. 4From: Lipid extraction and analysis of microalgae strain pectinodesmus PHM3 for biodiesel productionFTIR Spectrum of ethanol, Folch and acid base lipid extracts of Pectinodesmus PHM3 in comparison with FTIR to its dry biomass. All peaks between 1700 cm− 1 and 2800 cm− 1 indicate presence of lipidBack to article page