Why do I get higher values in my Total polyphenol content of my spray dried samples in comparison to the initial samples without being spray dried?

I have initial grape and blackcurrant powders, that have gone through polyphenol extraction process with 30% ethanol and 0.1% acetic acid. I have conducted a Folin assay on them to get the...

23 July 2024 7,340 3 View