Results 11 to 20 of about 652,405 (298)

FLOTATION TECHNIQUES IN ANALYTICAL CHEMISTRY

open access: yesReviews in Analytical Chemistry, 1982
Hiraide, Masataka, Mizuike, Atsushi
doaj   +2 more sources

Small molecules putative structure elucidation in endemic Colombian fruits: CFM-ID approach

open access: yesInternational Journal of Food Properties, 2022
The main goal of any structural elucidation process is to achieve the highest level of confidence possible. This is usually attained using identical standards that can confirm the unequivocal structure of a metabolite.
Daniel Arias Ramirez, Chiara Carazzone
doaj   +1 more source

Review on the advances in dairy milk chemistry [PDF]

open access: yesJournal of Central European Agriculture, 2021
Advances in milk chemistry analytics are in a continuous development for more than one century. Recently, more sophisticated analytical methods became available for a routine performance in the laboratory. On the other hand, some of the methods routinely
Alen Džidić   +3 more
doaj   +1 more source

Separation of Amino Acids, Dyes, and Pigments Using Novel Pressurized Circular TLC Assembly for Secure Medical Imaging Applications

open access: yesInternational Journal of Analytical Chemistry, 2023
A novel pressurized flow system for circular thin-layer chromatography (PC-TLC) has been successfully established and employed for the separation of amino acids, dyes, and pigments for safe medical imaging applications.
Amara Dar   +8 more
doaj   +1 more source

First Isolation and Structure Elucidation of GDNT‐β‐Glu – Tetraether Lipid Fragment from Archaeal Sulfolobus Strains

open access: yesChemistryOpen, 2021
Due to their special chemical structure, tetraether lipids (TEL) represent essential elements of archaeal membranes, providing these organisms with extraordinary properties.
Dr. Alexander Scholte   +7 more
doaj   +1 more source

Two-Photon Polymerized Poly(2-Ethyl-2-Oxazoline) Hydrogel 3D Microstructures with Tunable Mechanical Properties for Tissue Engineering

open access: yesMolecules, 2020
The main task of tissue engineering (TE) is to reproduce, replicate, and mimic all kinds of tissues in the human body. Nowadays, it has been proven useful in TE to mimic the natural extracellular matrix (ECM) by an artificial ECM (scaffold) based on ...
Steffen Czich   +8 more
doaj   +1 more source

Phytochemical analysis, antioxidant, and antihyperlipidemic activities of Teucrium takoumitense

open access: yesJournal of Taibah University Medical Sciences, 2023
المخلص: أهداف البحث: الغرض الرئيسي للدراسة الحالية هو تحديد التركيب الكيميائي وتقييم السلامة والنشاط المضاد للأكسدة والنشاط المضاد للدهون الزائدة للمستخلص المائي من الأعشاب الطبية التوكريوم تاكوميتينس.
Otman El-Guourrami, Ph.D   +7 more
doaj   +1 more source

Elucidating the crystal-chemistry of Jbel Rhassoul stevensite (Morocco) by advanced analytical techniques [PDF]

open access: yes, 2008
The composition of Rhassoul clay is controversial regarding the nature of the puremineral clay fraction which is claimed to be stevensite rather than saponite.
A. Maazouz   +28 more
core   +3 more sources

An Analytical Chemist's View of Lignocellulosic Biomass

open access: yesBioResources, 2015
Lignocellulosic biomass comprises wood and agricultural residues, which are sources of cellulose, hemicellulose, and lignin (the lignocellulosic fractions), and represents the major biomass source. Each of these types of lignocellulosic fractions has its
Sílvio Vas
doaj   +1 more source

Terminology of separation methods (IUPAC Recommendations 2017) [PDF]

open access: yes, 2017
This article has an erratum. Doi: 10.1515/pac-2021-1006Recommendations are given concerning the terminology of methods of separation in analytical chemistry, including chromatography, electromigration techniques, and field-flow fractionation and related ...
Fedotov, Petr S.   +5 more
core   +2 more sources

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