277 results on '"Martinez, Luis D."'
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2. Expression of ion transport proteins and routine metabolism in juveniles of tropical gar (Atractosteus tropicus) exposed to ammonia
3. Expression of long-chain polyunsaturated fatty acids biosynthesis genes during the early life-cycle stages of the tropical gar Atractosteus tropicus
4. Volcanic ashes as a source for nitrated and oxygenated polycyclic aromatic hydrocarbon pollution
5. Determination of nitrated and oxygenated polycyclic aromatic hydrocarbons in water samples by a liquid–liquid phase microextraction procedure based on the solidification of a floating organic drop followed by solvent assisted back-extraction and liquid chromatography–tandem mass spectrometry
6. Determination of arsenic species distribution in extra virgin olive oils from arsenic-endemic areas by dimensional chromatography and atomic spectroscopy
7. Metalloprotein and multielemental content profiling in serum samples from diabetic and hypothyroid persons based on PCA analysis
8. Dispersive liquid–liquid microextraction based on solidification of floating organic drop and fluorescence detection for the determination of nitrated polycyclic aromatic hydrocarbons in aqueous samples
9. Development of solid phase extraction strategies to minimize the effect of human urine matrix effect on the response of carnitine by UPLC–MS/MS
10. A comparative evaluation of different ionic liquids for arsenic species separation and determination in wine varietals by liquid chromatography – hydride generation atomic fluorescence spectrometry
11. Classification of monovarietal Argentinean white wines by their elemental profile
12. Single-step solubilization of milk samples with N,N-dimethylformamide for inductively coupled plasma-mass spectrometry analysis and classification based on their elemental composition
13. Vapor generation – atomic spectrometric techniques. Expanding frontiers through specific-species preconcentration. A review
14. Regional Drivers behind the Burning of Remanent Forests in Michoacán Avocado Belt, Central Mexico
15. Determination of scandium in acid mine drainage by ICP-OES with flow injection on-line preconcentration using oxidized multiwalled carbon nanotubes
16. Single-step procedure for trace element determination in synovial fluid by dynamic reaction cell-inductively coupled plasma mass spectrometry
17. On-line solid phase extraction of Cd from protein fractions of serum using oxidized carbon nanotubes coupled to electrothermal atomization atomic absorption spectrometry
18. Determination of chemical oxygen demand employed manganese as an environmentally friendly oxidizing reagent by a flow injection method based on microwave digestion and speciation coupled to ICP-OES
19. Method development for Cd and Hg determination in biodiesel by electrothermal atomic absorption spectrometry with emulsion sample introduction
20. Determination of chemical oxygen demand by a flow injection method based on microwave digestion and chromium speciation coupled to inductively coupled plasma optical emission spectrometry
21. Multivariate factorial analysis to design a robust batch leaching test to assess the volcanic ash geochemical hazard
22. Selective determination of inorganic cobalt in nutritional supplements by ultrasound-assisted temperature-controlled ionic liquid dispersive liquid phase microextraction and electrothermal atomic absorption spectrometry
23. A combination of single-drop microextraction and open tubular capillary electrochromatography with carbon nanotubes as stationary phase for the determination of low concentration of illicit drugs in horse urine
24. Biosorption: A new rise for elemental solid phase extraction methods
25. On-line solid phase extraction of Ni and Pb using carbon nanotubes and modified carbon nanotubes coupled to ETAAS
26. Study of carbon nanotubes and functionalized-carbon nanotubes as substrates for flow injection solid phase extraction associated to inductively coupled plasma with ultrasonic nebulization: Application to Cd monitoring in solid environmental samples
27. Dispersive solid-phase extraction as a simplified clean-up technique for biological sample extracts. Determination of polybrominated diphenyl ethers by gas chromatography–tandem mass spectrometry
28. Characterization of Hg-phytochelatins complexes in vines (Vitis vinifera cv Malbec) as defense mechanism against metal stress
29. Non-chromatographic screening method for the determination of mercury species. Application to the monitoring of mercury levels in Antarctic samples
30. Study of matrix effects and spectral interferences in the determination of lead in sediments, sludges and soils by SR-ETAAS using slurry sampling
31. Ultrasound-assisted leaching-dispersive solid-phase extraction followed by liquid–liquid microextraction for the determination of polybrominated diphenyl ethers in sediment samples by gas chromatography–tandem mass spectrometry
32. Determination of Pb in airborne particulate matter with a heavy matrix of silicon by SR-ETAAS
33. Flow injection system for the on-line preconcentration of Pb by cloud point extraction coupled to USN–ICP OES
34. Determination of Zn(II) in natural waters by ICP-OES with on-line preconcentration using a simple solid phase extraction system
35. Optimization of ultrasound assisted-emulsification-dispersive liquid–liquid microextraction by experimental design methodologies for the determination of sulfur compounds in wines by gas chromatography–mass spectrometry
36. Determination of Cr(VI) and Cr(III) species in parenteral solutions using a nanostructured material packed-microcolumn and electrothermal atomic absorption spectrometry
37. Slurry sampling in serum blood for mercury determination by CV-AFS
38. Solid phase extraction of Co ions using l-tyrosine immobilized on multiwall carbon nanotubes
39. A novel fiber-packed column for on-line preconcentration and speciation analysis of chromium in drinking water with flame atomic absorption spectrometry
40. Adsorption behaviour of cadmium on L-methionine immobilized on controlled pore glass
41. Determination of polybrominated diphenyl ethers in water and soil samples by cloud point extraction-ultrasound-assisted back-extraction-gas chromatography–mass spectrometry
42. Simple approach based on ultrasound-assisted emulsification-microextraction for determination of polibrominated flame retardants in water samples by gas chromatography–mass spectrometry
43. l-Tyrosine immobilized on multiwalled carbon nanotubes: A new substrate for thallium separation and speciation using stabilized temperature platform furnace-electrothermal atomic absorption spectrometry
44. Room temperature ionic liquid-based microextraction for vanadium species separation and determination in water samples by electrothermal atomic absorption spectrometry
45. Rapid and sensitive HILIC–MS/MS analysis of carnitine and acetylcarnitine in biological fluids
46. Lipid metabolism in liver of rat exposed to cadmium
47. Cloud point extraction for ultra-trace Cd determination in microwave-digested biological samples by ETAAS
48. Cloud point extraction for cobalt preconcentration with on-line phase separation in a knotted reactor followed by ETAAS determination in drinking waters
49. Cloud point extraction of mercury with PONPE 7.5 prior to its determination in biological samples by ETAAS
50. On-line preconcentration and speciation analysis of inorganic vanadium in urine using l-methionine immobilised on controlled pore glass
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