Results 11 to 20 of about 644,240 (320)

Optimization of Ultrasonic-Assisted Simultaneous Extraction of Three Active Compounds from the Fruits of Forsythia suspensa and Comparison with Conventional Extraction Methods

open access: yesMolecules, 2018
An efficient ultrasonic-assisted extraction (UAE) method was developed for simultaneous extraction of three active compounds, forsythiaside A (FSA), phillyrin (PHI) and rutin (RT), from the fruits of Forsythia suspensa.
Xinsheng Fang   +5 more
doaj   +1 more source

Natural Deep Eutectic Solvent Extraction of Amentoflavone from Selaginella uncinata

open access: yesShipin gongye ke-ji, 2022
Objective: The deep eutectic solvent was used to extract the amentoflavone (AME) of Selaginella uncinata and the extraction process parameters were optimized.
Gang LI   +9 more
doaj   +1 more source

Recycling of solvent used in a solvent extraction of petroleum hydrocarbons contaminated soil. [PDF]

open access: yes, 2011
The application of water washing technology for recycling an organic composite solvent consisting of hexane and pentane (4:1; TU-A solvent) was investigated for extracting total petroleum hydrocarbons (TPH) from contaminated soil. The effects of water
Coulon, Frederic   +5 more
core   +1 more source

Extraction of Anthocyanins and Total Phenolic Compounds from Açai (Euterpe oleracea Mart.) Using an Experimental Design Methodology. Part 3: Microwave-Assisted Extraction [PDF]

open access: yes, 2020
In this work, two methods based on microwave-assisted extraction techniques for the extraction of both anthocyanins and total phenolic compounds from acai have been developed.
Aliaño González, María José   +7 more
core   +1 more source

Effect of the hydrogenation solvent in the PHIP-SAH hyperpolarization of [1- 13 C]pyruvate [PDF]

open access: yes, 2021
ParaHydrogen Induced Polarization-Side Arm Hydrogenation (PHIP-SAH) is an inexpensive tool to obtain hyperpolarized pyruvate (and other metabolites) that can be applied to in-vivo diagnostics, for the investigation of metabolic processes. This method is based on hydrogenation, using hydrogen enriched in the para-isomer, of unsaturated substrates ...
arxiv   +1 more source

Chain Conformations and Phase Separation in Polymer Solutions with Varying Solvent Quality [PDF]

open access: yesJournal of Polymer Science 59 (22), 2819-2831 (2021), 2021
Molecular dynamics simulations are used to investigate the conformations of a single polymer chain, represented by the Kremer-Grest bead-spring model, in a solution with a Lennard-Jones liquid as the solvent when the interaction strength between the polymer and solvent is varied.
arxiv   +1 more source

Influence of pretreatments for extraction of lipids from yeast by using supercritical carbon dioxide and ethanol as cosolvent [PDF]

open access: yes, 2011
Saccharomyces cerevisiae is one of the most studied and industrially exploited yeast. It is a non-oleaginous yeast whose lipids are mainly phospholipids.
Camy, Séverine   +3 more
core   +1 more source

Ionic Liquid Screening for Solvent Design of Herbal Phytochemical Extraction

open access: yesChemical Engineering Transactions, 2017
Ionic liquids (ILs) have been used in many applications and currently have been a favourable solvent in separation technology due to their solvation power compared to organic solvent.
N.R.H.A. Rahman   +2 more
doaj   +1 more source

Influence of asymmetric depletion of solvents on the electric double layer of charged objects in binary polar solvent mixture [PDF]

open access: yesPhys. Chem. Chem. Phys., 2016,18, 26509-26518, 2022
For binary solvent mixtures composed of ions and two kinds of polar solvents, electric double layer near a charged object is strongly affected by not only the binary solvent composition but also nature of solvents such as volume and dipole moment of a solvent molecule. Accounting for difference in sizes of solvents and orientational ordering of solvent
arxiv   +1 more source

OPTIMIZATION OF MICROWAVE ASSISTED EXTRACTION PROCESS ON OLEORESIN OF KUWENI MANGO PEELS EXTRACTS USING SURFACE RESPONSE METHODOLOGY

open access: yesAgrointek, 2021
Mango peel is a byproduct that is wasted when processing the fruit into certain products. One mango peel utilization is by extracting the oleoresin content in it.
Abdurrahman Hanif   +2 more
doaj   +1 more source

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