… [30] was used to determine the total phenolic content (TPC) and sample preparation was
made, as follows: 1 g of honey sample was extracted with 5 mL of 40% methanol/acidified …

… the phenolic especially flavonoid contents of medicinal plants, … total phenolic contents of
Anchusa italica aqueous extract … Evaluation of antioxidant activity, total phenolic and flavonoid …

… oil, total phenol, flavonoids, anthocyanins, carotenoids and antioxidant capacity of 24 …
After preparing the calibration curve, the total flavonoid content of the extract was reported …

… analysis and antioxidant activity. The total phenolic content (TPC) and total flavonoid content
(TFC… among each crude extract’s TPC, TFC and antioxidant activity, statistical analysis was …

… DPPH is one of the free radicals widely used for testing the preliminary antioxidant
activity of plant extracts. The decrease in absorbance of DPPH solution is proportional to the …

… correlation between total phenolic content and antioxidant activity, between FTIR spectra
and total phenolic contents, and between FTIR spectra and antioxidant activity was found, …

… The aim of this study was to quantify total phenols, total flavonoids and antioxidant
capacity at … In vitro antioxidant properties of leaf and bark extracts of Ceylon cinnamon (Cinnamomum …

… while antioxidant activity, total phenolic and flavonoid contents were … extracts contained
higher amount of total phenolics and flavonoids and the phenolic compounds than shoot extracts …

… Solvents such as water extracted higher amounts of total phenolic compounds compared
with ethanol, from epiphytic ferns. This was attributed to the presence of carbonyls and organic …

… extraction effect of total phenols. In this study, the optimal contents and total antioxidant
capacity … decomposition and release of total phenols. Similar results have been reported for the …