Post-column sodiation to enhance the detection of polyacetylene glycosides in LC–DAD–MS analyses: an example from Bidens gardneri (Asteraceae) - Silva, Denise Brentan da; Rodrigues, Edilene Delphino; Silva, Gil Valdo José da; Lopes, Norberto Peporine; Oliveira, Dionéia Camilo Rodrigues de (Talanta, 2015)