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.cherd.2020.03.002

Year: 2020

Source:

Latin Name: Juglans nigra
Common Name: Black walnut
Cultivar/variety: N.A.
Class: Nut
Part: Leaf
Origin: Serbia
Industry: Agricultural waste
Industrial process step:
Scale: Laboratory
Number of Lots: 1
Number of Replicates Within One Lot: 2
Moisture Content: N.A.

Pretreatment:

Sample: Pretreated
Defatting: No
Drying: Other
Thermal/Non Thermal: No
Particle Size: 0.75 mm

Extraction:

Technique: Ultrasound-assisted extraction
Solvent: Aqueous ethanol,Ethanol
Hydrolysis: No

Total Phenols Content:

Unit: N.A.
TPspectrophotometric: N.A.
TPhplc: 28.33
Unit: mg/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
3-O-Caffeoylquinic acid 2.27000 0.00000 Quercetin-3-O-galactoside 10.99000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000
0.00000 0.00000 Quercetin-3-O-rhamnoside 15.07000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000
∑TPHPLC: 28.33