Page 315 - Analytical method for food addtives

E476: Polyglycerol esters of polycondensed fatty acids of castor oil
Summary of methods for polyglycerol polyricinoleate in foods

Sample preparation/extraction Reference Detection Mobile phase Column 2 UV at Gradient elution with n-hexane LiChrosorb Diol Samples dissolved in isopropanol 220 nm and isopropanol at 1 mL/min, (up to 15 % w/w) 10 µL injection 3 Refractometric Acetonitrile–water (83:17) at Carbohydrate Samples dissolved in aceton

Emulsifiers i.e. polyglycerol esters of fatty Mixtures of polyglycerols Synthetic mixtures of triacylglycerols and diacylglycerols

Matrix acids

Table 21.1 Method HPLC HPLC HPLC