Results 11 to 20 of about 1,553,597 (362)

A single liquid chromatography procedure to concentrate, separate and collect size-selected polyynes produced by pulsed laser ablation in water [PDF]

open access: yesFullerenes, Nanotubes and Carbon Nanostructures, 2023, 2022
Polyynes are linear carbon chains characterized by alternated single and triple bonds and terminated by hydrogen or other terminal substituents. They can be synthesized by pulsed laser ablation in liquid (PLAL) as a scalable, cost-effective, and fast physical technique.
arxiv   +1 more source

Acoustic Resonance Effects and Cavitation in SAW Aerosol Generation [PDF]

open access: yes, 2023
The interaction of surface acoustic waves (SAWs) with liquids enables the production of aerosols with adjustable droplet sizes in the micrometer range expelled from a very compact source. Understanding the nonlinear acousto-hydrodynamics of SAWs with a regulated micro-scale liquid film is essential for acousto-microfluidics platforms, particularly ...
arxiv   +1 more source

Effective method for the detection of piroxicam in human plasma using HPLC

open access: yesBrazilian Oral Research, 2016
Non-steroidal anti-inflammatory drugs (NSAIDs) are widely used by the general population to alleviate inflammation and pain after oral surgeries. Piroxicam is among the most commonly used NSAIDs and excels in controlling pain, swelling, trismus and other
Adriana Maria CALVO   +7 more
doaj   +1 more source

Preparation and Antioxidant Activities of Phenylethanoids from Dracocephalum heterophyllum

open access: yesSeparations, 2022
The health benefits of Dracocephalum heterophyllum are widely reported in traditional Tibetan medicines, but the reported chemical composition is limited, probably due to difficulties in separating and purifying compounds.
Yue Lv   +6 more
doaj   +1 more source

Lipophilicity determination of β-hydroxy-β-arilalkanoic acids by reversed phase liquid chromatography under high pressure [PDF]

open access: yesArhiv za farmaciju, 2018
Lipophilicity parameters (logP) were determined for thirteen synthesized β-hydroxy-β-arilalkanoic acids using reversed phase high performance liquid chromatography.
Savić Jelena   +4 more
doaj   +1 more source

Current developments in LC-MS for pharmaceutical analysis [PDF]

open access: yes, 2002
The current developments in liquid chromatography-mass spectrometry (LC-MS) and its applications to the analysis of pharmaceuticals are reviewed. Various mass spectrometric techniques, including electrospray and nanospray ionization, atmospheric pressure
Lim, Chang-Kee, Lord, Gwyn A.
core   +1 more source

Application of New Supercritical Extraction Technology in Extraction and Separation of Effective Components of Traditional Chinese Medicine [PDF]

open access: yesMATEC Web of Conferences, 2021
Supercritical CO2 extraction technology uses supercritical CO2 fluid as extractant to extract and separate effective components from plants from liquid or solid. At present, CO2 is widely used in supercritical fluid, with a critical temperature of 31.265
Cheng Lijuan
doaj   +1 more source

Analytical Techniques for Determination of Hydrochlorothiazide and its Combinations: A Review [PDF]

open access: yes, 2015
Hydrochlorothiazide is chemically 6-chloro-1, 1-dioxo-3, 4-dihydro-2 H -1, 2, 4-benzothiadiazine-7-sulfonamide. Hydrochlorothiazide is a diuretic drug used for treatment of high blood pressure(hypertension) and accumulation of fluid (edema).
Raj, Hasumati A.   +2 more
core   +2 more sources

A Straightforward Method for Glucosinolate Extraction and Analysis with High-pressure Liquid Chromatography (HPLC)

open access: yesJournal of Visualized Experiments, 2017
Glucosinolates are a well-studied and highly diverse class of natural plant compounds. They play important roles in plant resistance, rapeseed oil quality, food flavoring, and human health.
K. Großer, N. V. van Dam
semanticscholar   +1 more source

Quantitative estimation of urinary ortho-cresol by high pressure liquid chromatography for biomonitoring of toluene exposed population

open access: yesEnvironmental Disease, 2020
Aim: Quantification of urinary ortho-cresol (OC) by high pressure liquid chromatography coupled with photodiode array detector. Materials and Methods: Includes acid hydrolysis of urine, liquid–liquid extraction, and chromatography quantification of ...
Anupa Yadav   +2 more
doaj   +1 more source

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