SEARCH Articles Figures Tables Exclusion chromatography gel filtration Further purification of the microbubble surfactant mixture by gel-filtration column chromatography Gel-filtration chromatography Gel-filtration column chromatography Gel-filtration column chromatography, amino acid analysis and carbohydrate determination Gel-filtration/permeation chromatography Skill 12.1 Demonstrating knowledge of various separation techniques (e.g., distillation, filtration, chromatography) and their basic principles