نتایج جستجو برای: polyphenols extraction

تعداد نتایج: 175477  

Journal: :Social Science Research Network 2021

Coconut pericarp ( shell fiber mesocarp ) and endocarp )), the main by-product of coconut production, is often discarded causing serious environmental pollution. To make better use pericarp, extraction process polyphenols from (CM) carefully studied by screening seven solvent systems, optimizing assisted ultrasonic response surface methodology, comparing four Ultrasound, Homogenization, Ultraso...

Journal: :Journal of chromatography. A 2002
Remedios Castro Mejías Ramón Natera Marín M de Valme García Moreno Carmelo García Barroso

Headspace solid-phase microextraction has been applied to the analysis of aroma compounds in vinegar. Silica fibre coated with Carboxen-polydimethylsiloxane was found to be more efficient at extracting these compounds than other fibres such as those coated with polydimethylsiloxane, Carbowax-divinylbenzene, and polydimethylsiloxane-divinylbenzene, but its repeatability was low. Different parame...

2017
Feng Li Aun Raza Yan-Wei Wang Xiu-Quan Xu Guan-Hua Chen

BACKGROUND Rattan tea is a medicinal plant that has been used for many years for the treatment of inflammation, fatty liver, tumor, diabetes, and hyperlipidemia. OBJECTIVE A green and novel approach based on surfactant-mediated, ultrasonic-assisted extraction (SM-UAE) was developed for the extraction of antioxidant polyphenols from Rattan tea. A nonionic surfactant Tween-80 was selected as ex...

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