WebApr 1, 2024 · The microwave power is automatically adjusted (0–500 W) to keep constant the extraction temperature. After extraction, the suspensions were vacuum filtered, and the extraction yield and total phenolic content were determined. 2.3.2. Analytical methods WebSep 21, 2024 · Chlorogenic acid was the major (2.31–2.68%) phenolic compound found in all the coffee samples whether it was untreated or microwave-roasted. Vanillin demonstrated the lowest (0.118–0.166%) phenolic compound found in the coffee bean samples. These results might be helpful for obtaining the maximum health benefits from …
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WebJan 9, 2024 · The presence of phenolic and antioxidant compounds was confirmed by FT-IR and GC-EI MS techniques. Novelty impact statement Microwave-assisted extraction has emerged as an efficient non-contact heating extraction technique. But there is inadequate data on the valorization of kinnow processing by-products using microwave-assisted … WebJun 26, 2024 · This study was to present the effect of different parameters of combined methods of drying such as vacuum-microwave (VMD: 480, 120 W), hot air (CDD: 70, 60, 50 °C) and combined methods as pre-drying by CD and finish drying by VMD (CD-VMD: 60 °C + 480/120W) in order to avoid a rapid increase in temperature at the critical moisture … pinpoint radar tallahassee
Exploring the effect of microwave treatment on phenolic …
WebMar 15, 2024 · Natural pigments improve aesthetic value as well as antioxidant potential of a food product. This study was designed to determine the effects of green extraction techniques on carotenoids, polyphenols and antioxidant activities of pulp and peel of two varieties of pumpkin (Cucurbita maxima). Innovative green extractions (IGE; Ultrasound … WebJan 31, 2024 · In this study, ethanolic microwave-assisted extraction of total phenolic content (TFC), total flavonoid content (TFC) and antioxidant from Vernonia amygdalina leaf was investigated using response surface methodology. Four extraction variables, including irradiation time (1‒5 min), microwave power level (500‒700 W), feed-to-solvent ratio … WebApr 12, 2024 · Golden thistle (Scolymus hispanicus L.) is a wild edible plant belonging to Asteraceae family, with a great potential for food applications. The aim of this study was to identify the best cooking procedure able to provide a high-quality, ready-to-use product. For this purpose, leaf midribs (the most used edible part of the plant) were cooked by boiling, … hail seitan nyc