Results 191 to 200 of about 41,352 (246)

Extraction-Dependent Antioxidant Activity of Red Horse Chestnut (<i>Aesculus × carnea</i>, Family Sapindaceae) Plant Parts. [PDF]

Molecules
Florkowska K, Roman BH, Maciejewska-Markiewicz D, Cybulska K.   +3 more
europepmc   +1 more source

Extraction-dependent phenolic shifts drive antioxidant and multi-enzyme inhibitory activities of Onosma rechingeri methanolic extracts. [PDF]

Sci Rep
Alshammari M, Sarikurkcu C, Bardakci F, Alreshidi M, Adnan M, Siddiqui AJ, Tepe B.   +6 more
europepmc   +1 more source

Atmospheric Deposition of Organic Pollutants: A Comprehensive Review of Sampling and Analytical Methodologies. [PDF]

Anal Sci Adv
Smoljo I, Mendaš G, Pehnec G.
europepmc   +1 more source

The Effect of the Extraction Method on the Content of Bioactive Compounds and the Biological Activity of <i>Nigella sativa</i> Extracts. [PDF]

Molecules
Gwiazdowski R, Juś K, Kubiak K, Biegańska-Marecik R, Waśkiewicz A, Gwiazdowska D.   +5 more
europepmc   +1 more source

Optimization of phenolics extraction and isolation from gymnosperms growing in Egypt using response surface methodology: <i>Dioon edule</i> Lindl leaves as a case study. [PDF]

RSC Adv
Akar AM, Hegazi NM, Zayed A, Ibrahim SM.
europepmc   +1 more source

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Soxhlet extraction: Past and present panacea

Journal of Chromatography A, 2010
An overview of Soxhlet extraction, the advantages and shortcomings of this centenary technique as well as the attempts to improve its performance and achievements reached is here presented. Assistance of high pressure, ultrasound or microwaves has decreased or minimized the negative characteristics of the conventional extractor.
Feliciano Priego-Capote
exaly   +3 more sources

New microwave-integrated Soxhlet extraction

Journal of Chromatography A, 2007
A new process of Soxhlet extraction assisted by microwave was designed and developed. The process is performed in four steps, which ensures complete, rapid and accurate extraction of the samples. A second-order central composite design (CCD) has been used to investigate the performance of the new device. The results provided by analysis of variance and
Matthieu Virot, Valerie Tomao, Farid Chemat   +2 more
exaly   +3 more sources

Double bypasses soxhlet apparatus for extraction of piperine from Piper nigrum [PDF]

Arabian Journal of Chemistry, 2016
A simple modified soxhlet extractor, double bypasses sidearm soxhlet apparatus (DBSA) was designed and employed for extraction of piperine from Piper nigrum.
Vairamuthu Raj
exaly   +2 more sources

Discoursing on Soxhlet extraction of ginseng using association analysis and scanning electron microscopy

Journal of Pharmaceutical Analysis, 2018
Soxhlet extraction is a common method of sample preparation. However, there has been no discussion about the efficiency of Soxhlet extraction from different batches and the factors that cause content fluctuation. In this study, Panax ginseng was selected
Chang-Jiang-Sheng Lai, Zi-Dong Qiu, Xian-You Qu   +2 more
exaly   +2 more sources

A Soxhlet micro-extractor

Journal of Scientific Instruments, 1964
An apparatus is described which works on the Soxhlet principle and which is capable of dealing with quite small amounts (similar 30 mg fresh weight) of tissue. It is robust, easily constructed, and small enough to be set up in replicate on a simple support.
A Husain, D C Spanner
openaire   +1 more source