Results 71 to 80 of about 130,892 (321)

2D MOF with Intrinsic Porosity for Colorimetric Volatile Organic Compounds (VOCs) Detection

open access: yesAdvanced Materials, EarlyView.
An uncommon 2D MOF with intrinsic in‐plane porosity that can be mechanically exfoliated undergoes a distinct and reversible colour change upon exposure to various volatile organic compounds. ABSTRACT In this work, we report an uncommon 2D metal–organic framework (MOF) with intrinsic in‐plane porosity that undergoes a distinct and reversible colour ...
Sergio R. Gamarra   +4 more
wiley   +1 more source

Modification of the existing maximum residue level for fosetyl/phosphonic acid for potatoes and wheat

open access: yesEFSA Journal, 2019
In accordance with Article 6 of Regulation (EC) No 396/2005, the applicants Luxembourg Industries (Pamol) Ltd and De Sangosse SAS submitted a request to the competent national authority in France to modify the existing maximum residue level (MRL) for ...
European Food Safety Authority (EFSA)   +20 more
doaj   +1 more source

Development and validation of spectrofluorimetric and LC–MS/MS methods for the determination of hesperidin in human plasma and pharmaceutical forms [PDF]

open access: yesJournal of the Serbian Chemical Society, 2012
The spectrofluorometric method, based on fluorescence properties of aluminium (III)–hesperidin complex, for the determination of hesperidin in human plasma and pharmaceutical forms has been developed and validated. The complex shows strong emission in
Pavun Leposava A.   +6 more
doaj   +1 more source

Comparing the sensitivity of a low- and a high-resolution mass spectrometry approach for xenobiotic trace analysis: An exposome-type case study.

open access: yesAnalytica Chimica Acta, 2023
The chemical exposome consists of environmental exposures experienced throughout a lifetime but to date analytical approaches to investigate the plethora of low-abundance chemicals remain very limited.
Mira Flasch, G. Koellensperger, B. Warth
semanticscholar   +1 more source

Printed 2.5D‐Microstructures with Material‐Specific Functionalization for Tunable Biosensing

open access: yesAdvanced Materials Technologies, EarlyView.
The 2.5D‐MiSENSE platform integrates a microstructured biosensor with an in‐line milking pipeline to enable real‐time detection of mastitis biomarkers during active milk flow. The system uses a 2.5D microengineered surface and patterned electrodes to enhance milk–sensor interaction.
Matin Ataei Kachouei   +2 more
wiley   +1 more source

Comparison of the extractability of organophosphorus flame retardants in landfill media using organic and green solvents

open access: yesScientific Reports, 2022
Organic solvents are mainly used in the extraction of organophosphorus flame retardants (OPFRs) because of their availability and having been tested as good extracting solvents for most environmental pollutants.
Innocentia Velaphi Sibiya   +1 more
doaj   +1 more source

Analysis of imidazoles and triazoles in biological samples after MicroExtraction by packed sorbent [PDF]

open access: yes, 2017
This paper reports the MEPS-HPLC-DAD method for the simultaneous determination of 12 azole drugs (bifonazole, butoconazole, clotrimazole, econazole, itraconazole, ketoconazole, miconazole, posaconazole, ravuconazole, terconazole, tioconazole and ...
Bellagamba, Giuseppe   +9 more
core   +3 more sources

Rapid Decentralized Prostate Cancer Risk Stratification by Portable Liquid Biopsy Analysis within a Clinical Biosensor Validation Framework

open access: yesAdvanced Science, EarlyView.
In this work, we showcased two significant scientific advances in (i) developing a portable biosensor technology for rapid decentralized prostate cancer urinary biomarker testing and reporting, with superior performance to current clinical testing practice; and (ii) proposing a clinical validation framework (for our biosensor development) which can be ...
Kevin M. Koo   +14 more
wiley   +1 more source

Occurrence of Alternaria mycotoxins and quantification of viable Alternaria spp. during the food processing of tomato products in Spain [PDF]

open access: yes, 2018
The occurrence of two Alternaria mycotoxins, alternariol (AOH) and alternariol monomethyl ether (AME) and the presence of conidia from Alternaria spp., were investigated throughout the food production chain of two businesses, one which uses organic fruit
Crespo Sempere, Ana   +4 more
core   +2 more sources

Inorganic Contaminants in Plant-Based Yogurts Commercialized in Brazil

open access: yesInternational Journal of Environmental Research and Public Health, 2023
This study aimed to evaluate the content of 11 inorganic elements (Al, Cr, Co, Ni, As, Mo, Cd, Sb, Ba, Hg, and Pb) in commercial plant-based and animal-based yogurts for comparison purposes. The samples were mineralized using a simple and fast ultrasound-
A. P. Rebellato   +3 more
semanticscholar   +1 more source

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