Gallic, digallic, trigallic, and ellagic acids were extracted from different commercial tannins by ethyl acetate and separated by high performance liquid chromatography on hydrocarbon-bonded reverse phase packings. The distribution of the different gallic compounds in the tannins under analysis is a characteristic of their botanical origins: oak wood, chestnut wood, quebracho wood, gallnuts, and myrobolan fruits.
No takes yet. Share an insight, caveat, or question.
Salagoïty‐Auguste et al. (1986) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: