Results 1 to 10 of about 101,556 (191)

Solvent Fractionation and Acetone Precipitation for Crude Saponins from Eurycoma longifolia Extract [PDF]

Molecules, 2019
Eurycoma longifolia is a popular folk medicine in South East Asia. This study was focused on saccharide-containing compounds including saponins, mainly because of their medical potentials.
Lee Suan Chua, Cher Haan Lau, Chee Yung Chew, Dawood Ali Salim Dawood   +3 more
doaj   +2 more sources

Solvent Fractionation Improves the Functional Properties of Sheep Rump Fat: Effects of Different Lipid Fractions on Lipid Metabolism and Gut Health in Mice [PDF]

Foods
To enhance the nutritional value of sheep fat, high-melting-point solid fat (HSO) and low-melting-point liquid oil (LSO) were prepared from Altay sheep rump fat via solvent fractionation.
Xin Ma, Junfei Yu, Zequan Xu, Jian Wei, Lingyan Wu, Hongjiao Han, Jianzhong Zhou, Zirong Wang   +7 more
doaj   +2 more sources

Challenges and Perspective of Recent Biomass Pretreatment Solvents

Frontiers in Chemical Engineering, 2021
The increased demands on renewable and sustainable products require enhancing the current conversion efficiency and expanding the utilization of biomass from a single component (i.e., cellulose) to entire biomass components in the biorefinery concept ...
Kwang Ho Kim, Kwang Ho Kim, Chang Geun Yoo, Chang Geun Yoo   +3 more
doaj   +1 more source

Isolation and Fractionation of the Tobacco Stalk Lignin for Customized Value-Added Utilization

Frontiers in Bioengineering and Biotechnology, 2021
The value-added utilization of tobacco stalk lignin is the key to the development of tobacco stalk resources. However, the serious heterogeneity is the bottleneck for making full use of tobacco stalk lignin.
Zhi Chang Liu, Zhi Chang Liu, Zhi Chang Liu, Zi Wei Wang, Zi Wei Wang, Zi Wei Wang, Song Gao, Song Gao, Song Gao, Yu Xing Tong, Yu Xing Tong, Yu Xing Tong, Xi Le, Xi Le, Xi Le, Nian Wu Hu, Nian Wu Hu, Nian Wu Hu, Qun Shan Yan, Qun Shan Yan, Qun Shan Yan, Xian Gang Zhou, Xian Gang Zhou, Xian Gang Zhou, Yan Rong He, Lei Wang   +25 more
doaj   +1 more source

Lignin Valorization for Added-Value Chemicals: Kraft Lignin versus Lignin Fractions

ChemEngineering, 2023
Lignin is a raw material that can potentially be converted into valuable compounds through depolymerization reactions in addition to its use as a polymer or material.
Carina A. E. Costa, Filipa M. Casimiro, Carlos Vega-Aguilar, Alírio E. Rodrigues   +3 more
doaj   +1 more source

Valorization of Lignin via Oxidative Depolymerization with Hydrogen Peroxide: Towards Carboxyl-Rich Oligomeric Lignin Fragments

Molecules, 2020
The extraction and characterization of defined and carboxyl-rich oligomeric lignin fragments with narrow molecular weight distribution is presented herein.
Ulrike Junghans, Justin J. Bernhardt, Ronja Wollnik, Dominik Triebert, Gerd Unkelbach, Daniela Pufky-Heinrich   +5 more
doaj   +1 more source

Study on Specific Carbon Isotope Fractionation of n-Alkanes during Column Chromatography Separation-Molecular Sieve Complexation Adsorption

Yankuang ceshi, 2021
BACKGROUND Before analyzing the carbon isotopes of n-alkanes by gas chromatography-gas isotope mass spectrometry (GC-IRMS), it is necessary to pre-separate and enrich n-alkanes and isoparaffins in saturated hydrocarbon samples. Whether the carbon isotope
DONG Hao-wei, ZHAO Jia-yu, ZENG Fan-gang, XIE Man-man, SHANG Wen-yu, WANG Shu-xian, SUN Qing   +6 more
doaj   +1 more source

Identification of Phytochemicals from the Water Extract of Eurycoma longifolia Roots using Solid-Liquid and Liquid-Liquid Extraction Based Fractionation Techniques

Acta Chimica Slovenica, 2021
Phytochemicals in the water extract of Eurycoma longofolia roots were identified using both solid-liquid and liquid-liquid extraction based fractionation techniques.
Lee Suan Chua, Abirame Segaran, Hoi Jin Wong   +2 more
doaj   +1 more source

Graphene Oxide Membranes for Sustainable Recycling: Poly(styrene) Fractionation by Organic Solvent Nanofiltration [PDF]

ACS Engineering Au
Natechanok Yutthasaksunthorn, Yuchen Chang, Van Son Nguyen, Kaung Su Khin Zaw, Scott A. Sinquefield, Carsten Sievers, Sankar Nair   +6 more
doaj   +2 more sources

HPLC fractionation with immunoassay of steroids from nipple aspirate fluid

MethodsX, 2022
Fractionation of steroids allows for multiple assays to be run on a single low volume liquid biopsy, whereas performing the same number of assays without fractionation would require increasing the sample volume by dilution, rendering the concentration of
Richard E. Heinz, Robert T. Chatterton
doaj   +1 more source