Principles of Instrumental Analysis, Volume 1Saunders College, 1980 - 769 pagine |
Dall'interno del libro
Risultati 1-3 di 77
Pagina 486
... peaks must be normalized , a process whereby the height of each peak relative to some reference peak is calculated . Often the largest peak serves as the reference and is arbitrarily assigned a peak height of 100 ( or sometimes 1000 ) .
... peaks must be normalized , a process whereby the height of each peak relative to some reference peak is calculated . Often the largest peak serves as the reference and is arbitrarily assigned a peak height of 100 ( or sometimes 1000 ) .
Pagina 490
... PEAK WITH C9H17COOCH3 ". In general , the molecular ion is stabilized by the presence of л electron systems , which ... peak for some C10 com- pounds relative to the total peak heights in the spectrum . Figure 17-9 ( p . 487 ) is a ...
... PEAK WITH C9H17COOCH3 ". In general , the molecular ion is stabilized by the presence of л electron systems , which ... peak for some C10 com- pounds relative to the total peak heights in the spectrum . Figure 17-9 ( p . 487 ) is a ...
Pagina 492
... peak by observing its behavior as a function of sample size . Deter- mination of whether or not the highest mass peak is indeed the molecular ion is more troublesome . Here , a knowledge of fragmenta- tion patterns for various types of ...
... peak by observing its behavior as a function of sample size . Deter- mination of whether or not the highest mass peak is indeed the molecular ion is more troublesome . Here , a knowledge of fragmenta- tion patterns for various types of ...
Sommario
Types of Analytical Methods | 2 |
Reactance in Electrical Circuits | 14 |
Simple Electrical Measurements | 27 |
Copyright | |
32 sezioni non visualizzate
Parole e frasi comuni
absorbance absorption acid amplifier analysis analyte anode application atomic beam Beer's law Calculate cathode cell cell potential Chem chemical chloride chromatography circuit column components compounds concentration constant coulometric curve detector determined difference effect elec electrical electrolyte elements emission employed end point energy Equation example excited filter flame fluorescence frequency function glass half-reaction hydrogen infrared input instruments intensity iron(II J. R. Campbell liquid magnetic mass mass spectrometry measurement ment metal meter methods molar absorptivity molecular molecules monochromator noise nucleus occurs operational amplifier optical output oxidation particles peak phase polarized polarographic prism protons quantitative radiation Raman range RC circuit reaction reagent refractive index region relative resistor rotation sample shown in Figure signal slit solution solvent species spectra spectrometer spectrophotometer spectroscopy spectrum standard surface temperature tion titration trode tube typical V₁ vibrational voltage wave wavelength wavenumber X-ray