Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
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Pagina 474
... peak height although peak area has also been used . Figure 24-14 shows typical output signals from an atomic absorption spectro- photometer equipped with a carbon rod atomizer . The series of peaks on the right show the absorbance at ...
... peak height although peak area has also been used . Figure 24-14 shows typical output signals from an atomic absorption spectro- photometer equipped with a carbon rod atomizer . The series of peaks on the right show the absorbance at ...
Pagina 494
... peaks . The small peak on the left is for a species that is not retained by the stationary phase . The time t after sample injection for this peak to appear is sometimes called the dead time . The dead time provides a measure of the ...
... peaks . The small peak on the left is for a species that is not retained by the stationary phase . The time t after sample injection for this peak to appear is sometimes called the dead time . The dead time provides a measure of the ...
Pagina 507
... Peak Height The height of a chromatographic peak is obtained by connecting the base lines on the two sides of the peak by a straight line and measuring the perpendicular distance from this line to the peak . This measurement can ...
... Peak Height The height of a chromatographic peak is obtained by connecting the base lines on the two sides of the peak by a straight line and measuring the perpendicular distance from this line to the peak . This measurement can ...
Parole e frasi comuni
absorbance absorption acid activity added addition amount analysis analyte applications approximately atomic base becomes buffer Calculate carbonate cations cause cell charge chemical chloride chromatography color column complex compounds concentration consider constant containing curve described determination difference dilute dissociation dissolved EDTA effect electrode electrode potential electrolyte end point Equation equilibrium equivalence error example excess expression Figure filter formation give given glass H₂O H3O+ hydrogen hydroxide increase indicator involves less liquid mass mean measurements metal method mmol molar NaOH needed Note obtained occurs organic oxidation particles positive potassium potential precipitate prepared quantity radiation range reaction reagent reduced reference relative salt sample shown shows silver sodium solid solubility solution species standard standard deviation strong surface Table temperature tion titration types volume weighed write