Results 81 to 90 of about 2,590 (173)

DLLME yöntemi ile antimon (III)'ün zenginleştirilmesi, faktöriyel tasarım kullanarak deneysel koşulların optimizasyonu ve FAAS ile tayini

, 2011
In this study, dispersive liquid-liquid microextraction method was developed for the determination of trace amount of Sb (III) by FAAS. Optimization of experimental variables was determined with factorial design.
Elyas, Nilgün
core  

A Cyanoalkyl Silicone GC Stationary-Phase Polymer as an Extractant for Dispersive Liquid–Liquid Microextraction

Separations
In this work, three cyanoalkyl silicone GC stationary-phase polymers, namely OV-105, OV-225, and OV-275, were investigated as potential extractants for dispersive liquid–liquid microextraction (DLLME).
Mohamed A. Abdelaziz, Neil D. Danielson
doaj   +1 more source

Sensitive quantification of acetochlor and metolachlor in water using Taguchi-optimized DLLME coupled with high-performance liquid chromatography

In this study, we developed a method that is sensitive, simple, and environmentally friendly for quantifying acetochlor and metolachlor. This method combines vortex-assisted dispersive liquid-liquid microextraction (DLLME) with high-performance liquid ...
Altiparmak, Ezgi, Dadaser-Celik, Filiz, ATEŞ, NURAY, Yilmaz, Emine   +3 more
core   +1 more source

GC-MS analysis of volatile compounds from pine tar using DLLME and cytotoxicity assessment [PDF]

Pine tar has long been valued for its dermatological and antimicrobial properties; however, its volatile and semi-volatile component profile remains underexplored from a sustainable bioprospecting perspective. In this study, we combined dispersive liquid–
Olcay Sagirli, Merve Nesetoglu, Aykut Kul, Gulsum Altiparmak-Ulbegi, Selen Al   +4 more
core   +1 more source

Application of microwave-assisted extraction coupled with dispersive liquid-liquid microextraction for the determination of polycyclic aromatic hydrocarbons in vegetables [Aplikasi pengekstrakan berbantukan mikrogelombang gandingan dengan pengekstrakan mikro cecair-cecair serakan bagi penentukan hidrokarbon aromatik polisiklik dalam sayur-sayuran] [PDF]

, 2020
Microwave-assisted extraction (MAE) coupled with dispersive liquid-liquid microextraction (DLLME) followed by gas-chromatography flame ionization detector (GC-FID) for the determination of 13 PAHs in vegetable samples was developed in this study.
Kin C.M., Hwang T.Y., Shing W.L.
core   +1 more source

Extraction and Analysis of Methadone in Exhaled Breath Condensate Using a Validated LC-UV Method

Journal of Pharmacy & Pharmaceutical Sciences, 2015
Purpose. A combined microextraction and separation method is presented for the determination of methadone in exhaled breath condensate (EBC) which is a promising non-invasive biological component for monitoring drug concentrations. Methods. In this work,
Maryam Khoubnasabjafari, Khalil Ansarin, Vahid Jouyban-Gharamaleki, Vahid Panahi-Azar, Ali Shayanfar, Laya Mohammadzadeh, Abolghasem Jouyban   +6 more
doaj   +1 more source

In-syringe dispersive liquid-liquid microextraction with liquid chromatographic determination of synthetic pyrethroids in surface water

Journal of Analytical Science and Technology, 2012
An indigenously fabricated in laboratory glass syringe was used for in-syringe dispersive liquid-liquid microextraction (is-DLLME) and preconcentration of synthetic pyrethroids (SPs) from surface waters suitable for their determination by high ...
Saeed S. Albaseer, R. Nageswara Rao, Y. V. Swamy, K. Mukkanti   +3 more
doaj  

Determination of organochlorine pesticides from juice samples using magnetic biochar-based dispersive micro-solid phase extraction in combination with dispersive liquid-liquid microextraction

Emerging Contaminants
Analysis of pesticide residue levels in juice beverages is important to ensure safe consumption and avoid global trade concerns associated to pesticide contaminations.
Kero Assefa Ago, Shimeles Addisu Kitte, Abera Gure   +2 more
doaj   +1 more source

Measurement of Chloroform in Swimming Pools' Waters and Swimmers’ Blood [PDF]

Iranian Journal of Public Health, 2009
"nBackground: A new microextraction method named dispersive liquid-liquid microextraction (DLLME) for determination of chloroform in pool water and blood of swimmers after swimming is described."nMethods: This method was performed based on ...
S Shegefti, H Sereshti, S Samadi
doaj  

Green analytical approach for multielemental analysis of animal feed: Hydrophobic NaDES-based DLLME coupled with MIP-OES and ICP-OES

A vortex-assisted Natural Deep Eutectic Solvent (NaDES)-based Dispersive Liquid-Liquid Microextraction (DLLME) method combined with Inductively Coupled Plasma and Microwave-Induced Plasma Optical Emission Spectrometry techniques (ICP-OES and MIP-OES ...
Serrano, Raquel, Grindlay, Guillermo, Jofre, Florencia Cora, Savio, Marianela   +3 more
core   +1 more source