Despite the observed anthocyanin loss between non-heated and pre-heated PSP, the thermal stability observed at 80 C was higher for nonheated samples containing oxalic and citric acid in the extraction solution.
Despitethe observed anthocyanin loss between non-heated and pre-heatedPSP, the thermal stability observed at 80 C was higher for nonheatedsamples containing oxalic and citric acid in the extractionsolution.