Fig. 10From: Stabilization of oil/water emulsions using soybean lecithin as a biobased surfactant for enhanced oil recoveryComparison of soybean lecithin to commercially-available surfactants. The experiment is conducted at optimum conditions: pH 4.00, salinity of 84,171.08 ppm, and surfactant loading of 4.48 wt.%Back to article page