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.2019.108652

Year: 2020

Source:

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

Pretreatment:

Sample: Pretreated
Defatting: No
Drying: Oven drying
Thermal/Non Thermal: No
Particle Size: 0.59 mm

Extraction:

Technique: Solid-liquid extraction
Solvent: Mixture
Hydrolysis: No

Total Phenols Content:

Unit: mg GAE/100g DW sample
TPspectrophotometric: 7519.13
TPhplc: 8.66
Unit: µg/g DW sample

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 0.91000 0.03000 Procyanidin B2 0.34000 0.01000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000
Syringic acid 0.28000 0.02000 Catechin 4.80000 0.09000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000
0.00000 0.00000 Epicatechin 2.18000 0.02000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000
0.00000 0.00000 Epicatechin gallate 0.15000 0.01000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000
∑TPHPLC: 8.66