Cite us: Teslić, N., Pojić, M., Stupar, A., Mandić, A., Pavlić, B., Mišan, A. (2025) PhInd—Database on Polyphenol Content in Agri-Food By-Products and Waste: Features of the Database. Antioxidants, 13, 97. https://doi.org/10.3390/antiox13010097
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DOI: https://doi.org/10.1016/j.lwt.2021.112066

Year: 2021

Source:

Latin Name: Vitis vinifera
Common Name: Grape
Cultivar/variety: Negramaro
Class: Fruit
Part: Pomace
Origin: Brazil
Industry: Wine production
Industrial process step:
Scale: Industrial
Number of Lots: 1
Number of Replicates Within One Lot: 3
Moisture Content: N.A.

Pretreatment:

Sample: Non-treated
Defatting: No
Drying: No
Thermal/Non Thermal: No
Particle Size: N.A.

Extraction:

Technique: High-hydrostatic pressure assisted extraction
Solvent: Other
Hydrolysis: No

Total Phenols Content:

Unit: g GAE/100 g dw
TPspectrophotometric: 5706
TPhplc: 4.38
Unit: μg/mg DW

Individual compounds

Polyphenol class

Individual Compounds:

Phenolic Acids / Derivatives Content STD Flavonoids / Derivatives Content STD Stilbenes / Derivatives Content STD Lignans Content STD Other Content STD
Gallic acid 0.99000 0.10000 Procyanidin B2 0.30000 0.00000
Syringic acid 0.05000 0.00000 Catechin 1.37000 0.30000
Vanillic acid 0.12000 0.00000 Epicatechin 0.87000 0.10000
Quercetin 0.68000 0.10000
∑TPHPLC: 4.38