Roosen-Runge C, Schneider E
Z Lebensm Unters Forsch. 1977 Jun 30;164(2):96-7. doi: 10.1007/BF01354310.
A new analytical method for quantitative determination of solanine and chaconine in potato tubers, sprouts and leaves has been developed: a) The extraction with pyridine causes a careful isolation of glycoalkaloids; b) the glycoalkaloids are determined by gaschromatography after silylation.