Results 1 to 10 of about 92,034 (303)

Comparison between Pressurized Liquid Extraction and Conventional Soxhlet Extraction for Rosemary Antioxidants, Yield, Composition, and Environmental Footprint

open access: yesFoods, 2020
Nowadays, “green analytical chemistry” challenges are to develop techniques which reduce the environmental impact not only in term of analysis but also in the sample preparation step.
Farid Chemat
exaly   +3 more sources

Extraction of Active Ingredients from Shiraz City Bitter Orange Peel with supercritical carbon dioxide and soxhlet [PDF]

open access: yesشیمی کاربردی روز, 2021
In this study, two methods of soxhlet extraction and supercritical carbon dioxide extraction were used to extract the effective substances in bitter orange peel. In supercritical fluid extraction, the effect of operational parameters such as temperature,
Ali Zarei, Nadia Esfandiari
doaj   +1 more source

Investigation of Operating Parameters on Ultrasound-Assisted Extraction of Anethole in Fennel Essential Oil [PDF]

open access: yesJournal of Chemical and Petroleum Engineering, 2021
In this paper, the operational impact of three parameters including power of ultrasonic apparatus, size of fennel seeds and experiment time on the extraction yield of Anethole, which is the main considerable component in fennel essential oil and its ...
Seyed Mohsen Mirdehghan Ashkezari   +4 more
doaj   +2 more sources

TOTAL PHENOLIC, FLAVONOID AND TANNIN CONTENTS AND ANTIOXIDANT ACTIVITIES OF EXTRACTS OF URTICA DIOICA L. BY DIFFERENT EXTRACTION TECHNIQUES [PDF]

open access: yesNatural Resources and Sustainable Development, 2022
The stinging nettle (Urtica dioïca L.) has been used as a traditional remedy to treat an important range of diseases due to its therapeutic virtues. This work was undertaken to valorize the prospective of extracts of wild Urtica dioica of Algeria as ...
Siouda Wafa   +4 more
doaj   +1 more source

Effect of Drought Stress on Physiological and Phytochemical Traits of Silybum marianum L. [PDF]

open access: yesMajallah-i ̒Ulum-i Bāghbānī, 2022
Introduction  Plant growth and yield are affected often by stress conditions, especially drought, which is the most important factor in reducing crop production worldwide.
R. Ghanbari Moheb Seraj   +4 more
doaj   +1 more source

Total Fat Gravimetric Method Workflow in Portuguese Olives Using Closed-Vessel Microwave-Assisted Extraction (MAE)

open access: yesFoods, 2021
A simple and rapid method for the quantitation of total fat in olive samples is designed, evaluated, and presented. This method is based on an innovative closed-vessel microwave-assisted extraction (MAE) technique.
João Gonçalo Lourenço   +3 more
doaj   +1 more source

The Effect of Extraction Method on the Extract Yield in the Carotenoid Pigment Encapsulation for Halal Natural Pigment

open access: yesIndonesian Journal of Halal Research, 2022
The Soxhlet and maceration methods were used to determine the extract yield in the carotenoid pigment encapsulation for halal natural pigment production.
Imelda Fajriati   +5 more
doaj   +1 more source

Oxidative stability and shelf life of avocado oil extracted cold and hot using discard avocado (Persea americana)

open access: yesScientia Agropecuaria, 2020
During the last years, the world avocado trade is on the rise, however, approximately 20% of the production is rejected for low caliber. This avocado discarded by low caliber can be used in the elaboration of other products, to give it added value.
Jhoseline Guillén-Sánchez   +1 more
doaj   +1 more source

Improvement of Technologies for Isolation and Purification of Biologically Active Substances from Plant Raw Materials

open access: yesРазработка и регистрация лекарственных средств, 2023
Introduction. Improving the technologies for isolating and purifying biologically active substances from plant materials is an important task for the pharmaceutical, food and cosmetic industries.
G. N. Turmanidze   +3 more
doaj   +1 more source

Dynamic Covalent Synthesis of Crystalline Porous Graphitic Frameworks [PDF]

open access: yes, 2020
Porous graphitic framework (PGF) is a two-dimensional (2D) material that has emerging energy applications. An archetype contains stacked 2D layers, the structure of which features a fully annulated aromatic skeleton with embedded heteroatoms and periodic
Cai, S   +18 more
core   +2 more sources

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