Web23 Oct 2024 · According to Talmaciu et al. , for aqueous ethanol as co-solvent, a pressure of 100 bar and a temperature of 40 °C for a static time of 150 min and a dynamic time of 105 min were used. An amount of 2 g of spruce bark was used for all the experiments. ... Thaipong et al. , studying the comparison among ABTS, DPPH, ... Food Chem. 2006, 54, … Web1 Sep 2014 · μM (Thaipong et al., 2006) en las mismas condiciones (100 . μL de T rolox en 3900 μL del radical ABTS •+). Para el método del DPPH se siguió la metodología citado . …
Comparison of ABTS, DPPH, FRAP, and ORAC assays for …
Web8 Apr 2024 · CO 2 is easily separable from the solute when the extraction process is complete and available at high purity and very low cost (Donelian et al., 2009; Moret et al., 2014; Aiello et al., 2024). Supercritical CO 2 has high density that allow good solubility and diffusivity 10–100 times higher than those of other liquids, which improve mass transfer … http://www.sciepub.com/reference/382138 pearson camera
PHENOLIC COMPOUNDS AND BIOLOGICAL ACTIVITIES OF COFFEE EXTRACT …
Web3 Apr 2014 · Thaipong et al., (2006) reported that FRAP method can be used to determine antioxidant activity. A strong correlation is observed between FRAP and flavonoid (0.83), FRAP and polyphenols (0.80) and FRAP and phenolic acid (0.86). This is a strong indication that the reduction of ferric tripyridyltriazine in the extracts is due to the presence of ... WebThaipong et al. (2006); diphenyl bitter acyl radical (DPPH) was measured according to the method of Brand-Williams et al. (1995); the activity of catalase (CAT) was determined by the method of Apiradee et al. (2016). The activity of ascorbic acid peroxidase (APX) was expressed by the decomposition Web1 Sep 2006 · K. Thaipong, U. Boonprakob, +2 authors D. Byrne Published 1 September 2006 Chemistry Journal of Food Composition and Analysis View via Publisher aggie … pearson can\u0027t log on to adp