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Your search keyword '"Wellington da Silva Lyra"' showing total 32 results

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32 results on '"Wellington da Silva Lyra"'

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1. Classificação periódica: um exemplo didático para ensinar análise de componentes principais Periodic classification: a didactic example to teach principal component analysis

3. Uma interface lab-made para aquisição de sinais analógicos instrumentais via porta paralela do microcomputador A lab-made interface for acquisition of instrumental analog signals at the parallel port of a microcomputer

4. Chemical composition and larvicidal activity of the essential oil of Pimenta dioica leaves

5. Flow-batch digital image colorimetric system to zinc oxide determination in ointments

6. Determinação de metanol em bebidas alcoólicas utilizando colorimetria por imagens digitais

7. Molluscicidal Activity of the Essential Oil of Zingiber officinale Roscoe Rhizomes

9. Determinação espectrofotométrica de Cobre(II) em aguardente de mandioca (Tiquira)

10. FLOW-INJECTION SPECTROMETRIC DETERMINATION OF SODIUM DICLOFENAC IN PHARMACEUTICAL FORMULATIONS

11. Accurate automatic titration procedure for low sharpness and dichroism in end point detection using digital movies as detection technique

12. Versatility of a Multicommuted Flow System in the Spectrometric Determination of Three Analytes

13. Use of automatic methods in fluxes with spectrophotometric detection in the determination of diclofenac sodium in pharmaceutical formulations and body fluids

14. Automated Single-Phase Liquid-Liquid Extraction for Determination of Cr(VI) Using Graphite Furnace Atomic Absorption Spectrophotometry without Wet Digestion of Samples

15. A digital capture movie-based robotized Flow-batch luminometer for in-line magnetic nanoparticle solid phase extraction and chemiluminescent measurement

16. A fast and sensitive flow-batch method with hydride generating and atomic fluorescence spectrometric detection for automated inorganic antimony speciation in waters

17. Macroemulsion-based dispersive magnetic solid phase extraction for preconcentration and determination of copper(II) in gasoline

18. Identification of adulteration in ground roasted coffees using UV–Vis spectroscopy and SPA-LDA

19. Screening for Coffee Adulteration Using Digital Images and SPA-LDA

20. Determination of sodium and calcium in powder milk using digital image-based flame emission spectrometry

21. A digital image-based flow-batch analyzer for determining Al(III) and Cr(VI) in water

22. A flow–batch luminometer

23. A digital image-based method for determining of total acidity in red wines using acid–base titration without indicator

24. Biamperometric Determination of Tetracycline in Pharmaceuticals

25. Digital movie-based on automatic titrations

26. Digital image-based titrations

27. Uma interface lab-made para aquisição de sinais analógicos instrumentais via porta paralela do microcomputador

28. Digital image-based flame emission spectrometry

29. A portable, inexpensive and microcontrolled spectrophotometer based on white LED as light source and CD media as diffraction grid

30. Flow injection determination of metronidazole through spectrophotometric measurement of the nitrite ion produced upon alkaline hydrolysis

31. Um fotômetro multi-led microcontrolado, portátil e de baixo custo

32. Indirect determination of sodium diclofenac, sodium dipyrone and calcium gluconate in injection drugs using digital image-based (webcam) flame emission spectrometric method

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