Separations of polyglycerol esters containing 3–5 hydroxyl groups and of their silyl derivatives are demonstrated on DB‐1 and DB‐17 columns. Useful chromatograms are produced in every case. However, the chromatograms are improved on derivatization. The extent of improvement realized increases with the number of free hydroxyl groups per molecule.
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Chester et al. (1986) studied this question.
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