性能描述

used as non-ionic surfactant, adjuvant
composition    Sapogenin, 8-25% 
CMC    0.001-0.01% 
density    1.015-1.020 g/mL at 20 °C (5% in H2O)(lit.) 
Application
Glycoside widely distributed in plants.Nonionic sufactant that forms oil-in-water emulsions and acts as protective colloid. Used for the direct determination of metals in milk by flame atomic-absorption spectrophotometry.2 Also used in permeabilization of cell membranes and separation of low molecular weight contaminants,3,4 and as an adjuvant in vaccine development.

溶解性：易溶于水，未溶部分溶于乙醇水溶液。pH4.5～5.5

皂苷由皂苷元与糖构成。组成皂苷的糖常见的有葡萄糖、半乳糖、鼠李糖、阿拉伯糖、木糖、葡萄糖醛酸和半乳糖醛酸等。