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Figure 6.


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HPTLC patterns of wine samples at visible light after derivatization with DPPH solution. Standard flavonoids are run in parallel.

Q1 = Quercetin-3-O-galactoside

Q2 = Quercetin-3-O-glucoside

Q3 = Quercetin-3-O-glucuronide

K = Kaempferol-3-O-glucoside

Hy = Hyperoside

Sre = Red – Spiavento

BRe = Red – Bibeo

BRo = Rosé - Bibeo

Aro = Rosé - Aro

SW = White - Spiavento

TW = White – Tuglie

Ca = Caftaric acid

EC = Epicatechin

ECG = Epicatecingallate

R = Resveratrol

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