Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
Dall'interno del libro
Risultati 1-3 di 26
Pagina 491
... elution chromatography . Elution involves washing a solute through a column by additions of fresh solvent . A single portion of the sample dissolved in the mobile phase is introduced at the head of the column ( at time to in Figure 26-1 ) ...
... elution chromatography . Elution involves washing a solute through a column by additions of fresh solvent . A single portion of the sample dissolved in the mobile phase is introduced at the head of the column ( at time to in Figure 26-1 ) ...
Pagina 497
... elution peaks in quantitative terms based on a random - walk mechanism for the migration of molecules through a column . A detailed discussion of the rate theory is beyond the scope of this book . We can , however , give a qualitative ...
... elution peaks in quantitative terms based on a random - walk mechanism for the migration of molecules through a column . A detailed discussion of the rate theory is beyond the scope of this book . We can , however , give a qualitative ...
Pagina 529
... elution . * ( c ) isocratic elution . ( d ) reversed - phase packing . * ( e ) stop - flow injection . ( f ) sampling loops . * ( g ) bonded - phase packings . ( h ) gel filtration . 27-9 . Indicate the order in which the following ...
... elution . * ( c ) isocratic elution . ( d ) reversed - phase packing . * ( e ) stop - flow injection . ( f ) sampling loops . * ( g ) bonded - phase packings . ( h ) gel filtration . 27-9 . Indicate the order in which the following ...
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