Principles of Instrumental AnalysisSaunders College Pub., 1992 - 700 pagine Introduction; operational amplifiers in chemical instrumentation;digital electronics, microprocessors,and computers; signal and noise; properties of electromagnetic radiation;instruments for optical spectroscopy;an introduction to molecular ultraviolet, visible and enar-infrared absorption spectroscopy;application of molecular ultraviolet,visible absorption spectroscopy;molecular fluorescence, phosphorescence and chemiluminescence; atomic spectroscopy based upon flame and electrothermal atomization;emission spectroscopy based upon plasma, arc and spark atomization;infrared absorption spectroscopy;raman spectroscopy;nuclear magnetic resonance spectroscopy;x-ray spectroscopy;analysis of surfaces with electron beams;radiochemical methods;mass spectrometry;an introduction to electroanalytical chemistry;potentiometric methods;coulometric methods; voltammetry; thermal methods;an introduction to chromatographic separation;gas chromatography;high-performance liquid chromatography;other separation methods;automated methods of analysis. |
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Pagina 673
... two chromatograms shown in Figure 27-4 . It is worthwhile comparing the role of the mobile phase in gas , liquid , and supercritical fluid chromatog- L HPLC SFC 2 I 0 2 4 6 Retention 27A SUPERCRITICAL FLUID CHROMATOGRAPHY 673.
... two chromatograms shown in Figure 27-4 . It is worthwhile comparing the role of the mobile phase in gas , liquid , and supercritical fluid chromatog- L HPLC SFC 2 I 0 2 4 6 Retention 27A SUPERCRITICAL FLUID CHROMATOGRAPHY 673.
Pagina 674
... supercritical fluid chromatography ( SFC ) . Column : 20 cm × 4.6 mm packed with 10 - μm reversed - phase bonded ... fluid chromatography as in liquid chroma- tography the mobile phase not only transports solute molecules but also ...
... supercritical fluid chromatography ( SFC ) . Column : 20 cm × 4.6 mm packed with 10 - μm reversed - phase bonded ... fluid chromatography as in liquid chroma- tography the mobile phase not only transports solute molecules but also ...
Pagina 680
... gas . ( b ) supercritical fluid . What properties of a supercritical fluid are important in chromatography ? How do instruments for supercritical fluid chromatography differ from those for ( a ) HPLC and ( b ) GC ? Describe the effect ...
... gas . ( b ) supercritical fluid . What properties of a supercritical fluid are important in chromatography ? How do instruments for supercritical fluid chromatography differ from those for ( a ) HPLC and ( b ) GC ? Describe the effect ...
Sommario
Overview | 1 |
Operational Amplifiers | 10 |
Digital Electronics Microprocessors | 29 |
Copyright | |
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absorbance absorption activity addition amplifier Anal analysis analyte applications atomic band beam Calculate cause cell Chem chemical chromatography circuit column complex components compounds concentration constant containing curve described detector determination device difference discussion effect electrical electrons elements emission employed energy Equation example excited field filter fluorescence frequency function give given grating important increase infrared instruments intensity ions laser length less limited lines liquid magnetic mass measurements methods molecules monochromator noise Note observed obtained occurs operational optical output peak phase potential produced radiation Raman spectroscopy range ratio reaction reference region relative sample sensitivity separation shown in Figure shows signal slit solid solution solvent species spectra spectroscopy spectrum standard surface Table temperature transitions tube types typical usually vibrational voltage wave wavelength X-ray York