Monoolein (Standard) is the standard substance of Monoolein, and it is applicable for quantitative analysis, quality control, and related research in biochemical experiments. Monoolein (1-Oleoyl-rac-glycerol) is a surfactant that releases free glycerol and oleic acid upon hydrolysis. Monoolein has been used in liquid crystal studies and research shows that in the presence of monoolein, the penetration of the drug cisplatin (sc-200896) is doubled.