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333 results on '"WATER sampling"'

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1. A molecularly imprinted electrochemical aptasensor-based dual recognition elements for selective detection of dexamethasone.

2. Trioctylphosphine oxide-based hydrophobic magnetic deep eutectic solvent as a novel extractant for the enrichment of primary aromatic amines from juice and environmental water.

3. A "turn-on" fluorescent sensor for herbicide quizalofop-p-ethyl based on cyanostilbene-pyridine macrocycle.

4. Rapid and sensitive determination of legacy and emerging per- and poly-fluoroalkyl substances with solid-phase microextraction probe coupled with mass spectrometry.

5. In-situ synthesized MgIn2S4/CdWO4 type-II heterojunction as a light-driven photoelectrochemical sensor for ultrasensitive detection of catechol in environmental water samples.

6. Preparation of a sustainable magnetic sorbent for the extraction and preconcentration of progestogens in natural water samples.

7. Blank sample denoising algorithm (BSDA): An effective spectral noise reduction in water sample LIBS detection.

8. Rapid assessment of acetophenone using an anti-interfering triple-emission Ln3+-functionalized HOF@MOF sensor.

9. Electrochemical sensing platform using reduced graphene oxide and Sn MOF-derived hollow cubic composites for sensitive detection of catechol in environmental water samples.

10. A triple-channel sensor array utilizing fluorescent carbon dots for simultaneous discrimination and detection of multiple fluoroquinolones.

11. A self-assembled nanoprobe for rapid detection of hypochlorite in pure water and its application in living cells, food and environmental systems.

12. Iron-driven self-assembly of dopamine into dumbbell-shaped nanozyme for visual and rapid detection of norfloxacin on a smartphone-assisted platform.

13. Recent developments of (bio)-sensors for detection of main microbiological and non-biological pollutants in plastic bottled water samples: A critical review.

14. An optimized multi-technique based analytical platform for identification, characterization and quantification of nanoplastics in water.

15. Switchable hydrophilicity solvent-assisted solidified floating organic drop microextraction for separation and determination of arsenic in water and fish samples.

16. Deep eutectic solvent-based ferrofluid for highly efficient preconcentration and determination of metronidazole by vortex-assisted liquid-phase microextraction under experimental design optimization.

17. Microfluidic paper-based analytical device for the speciation of inorganic nitrogen species.

18. Use of a rhodamine-based chelator in a microfluidic paper-based analytical device for the in-situ copper quantification in natural waters.

19. Nitrogen-rich covalent organic framework as a practical coating for effective determinations of polycyclic aromatic hydrocarbons.

20. Large–size porous spherical 3D covalent organic framework for preconcentration of bisphenol F in water samples and orange juice.

21. A novel thienothiophene-based "dual-responsive" probe for rapid, selective and sensitive detection of hypochlorite.

22. A highly sensitive and selective rhodamine-semicarbazide based fluorescent sensor for Cu2+ detection in real water samples and fluorescence bioimaging in HepG2 cells.

23. A novel ratiometric fluorescence probe based on calix[4]arene functionalized polymer dots for bisphenol A detection in real water samples.

24. The construction of highly selective surface molecularly imprinted polymers based on Cu(II) coordination for the detection of bisphenol A.

25. Novel reusable and switchable deep eutectic solvent for extraction and determination of curcumin in water and food samples.

26. Classification of produced water samples using class-oriented chemometrics and comprehensive two-dimensional gas chromatography coupled to mass spectrometry.

27. Simple and effective dispersive micro-solid phase extraction procedure for simultaneous determination of polycyclic aromatic compounds in fresh and marine waters.

28. Fabrication of a covalent organic framework and its gold nanoparticle hybrids as stable mimetic peroxidase for sensitive and selective colorimetric detection of mercury in water samples.

29. Analysis of trace metals in water samples using NOBIAS chelate resins by HPLC and ICP-MS.

30. Machine-learning assisted multicolor platform for multiplex detection of antibiotics in environmental water samples.

31. Hg2+ detection and information encryption of new [1+1] lanthanide cluster.

32. Voltammetric determination of organic UV filters by carbon paste electrodes modified with pyridinium-based ionic liquids.

33. Monolithic 3D structural-substrate SERS sensing platform for ultrasensitive and highly-specific analysis of trace bisphenol A.

34. Honeycomb-like AgNPs@TiO2 array SERS sensor for the quantification of micro/nanoplastics in the environmental water samples.

35. A surfactant-based quasi-hydrophobic deep eutectic solvent for dispersive liquid-liquid microextraction of gliflozins from environmental water samples using UHPLC/fluorescence detection.

36. Determination of thallium in water samples via solid sampling HR-CS GF AAS after preconcentration on chromatographic paper.

37. Machine learning-driven 3D plasmonic cellulose sensor for in situ rapid SERS detection of bisphenol compounds in water sample.

38. Immobilization of diphenylcarbazide on paper-based analytical devices for the pre-concentration and detection of chromium VI in water samples.

39. Optimisation of distillation as an isolation method for the determination of low methylmercury concentrations in urine samples.

40. Sensitive method for simultaneous determination of TBBPA and its ten derivatives.

41. One-pot synthesis of aqueous soluble and organic soluble carbon dots and their multi-functional applications.

42. Flow-through magnetic-stirring assisted system for uranium(VI) extraction: First 3D printed device application.

43. A dual-function colorimetric probe based on Carbazole-Cyanine dyad for highly sensitive recognition of cyanide and hypochlorous acid in aqueous media.

44. Fluorescent sensor for detection of miR-141 based on target-induced fluorescence enhancement and PicoGreen.

45. A coumarin-based fluorescent probe for hypochlorite ion detection in environmental water samples and living cells.

46. A novel coumarin-based fluorescent probe with fine selectivity and sensitivity for hypochlorite and its application in cell imaging.

47. In situ self-transformation metal into metal-organic framework membrane for solid-phase microextraction of polycyclic aromatic hydrocarbons.

48. Automated continuous-flow in-syringe dispersive liquid-liquid microextraction of mono-nitrophenols from large sample volumes using a novel approach to multivariate spectral analysis.

49. Peanut shell-derived biochar materials for effective solid-phase microextraction of polycyclic aromatic hydrocarbons in environmental waters.

50. Dual functional monomers modified magnetic adsorbent for the enrichment of non-steroidal anti-inflammatory drugs in water and urine samples.

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