Chemical Instrumentation: A Systematic ApproachAddison-Wesley Publishing Company, 1973 - 903 pagine |
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Pagina 189
... curve rather than by measurements on blanks . External standards are used . How may such results be used to fix a ... curve Upper confidence limit Lower confidence limit Хо xd Concentration Fig . 8.1 A proposed method [ 7 ] for defining ...
... curve rather than by measurements on blanks . External standards are used . How may such results be used to fix a ... curve Upper confidence limit Lower confidence limit Хо xd Concentration Fig . 8.1 A proposed method [ 7 ] for defining ...
Pagina 447
... Curve A , 3 concentration units ; curve B , 1 concentration unit . instrument response than will the much lower levels at wavelengths near b . The absorbance determined using radiation of bandwidth ab will thus be smaller than the ...
... Curve A , 3 concentration units ; curve B , 1 concentration unit . instrument response than will the much lower levels at wavelengths near b . The absorbance determined using radiation of bandwidth ab will thus be smaller than the ...
Pagina 748
... curves ; as iron is oxidized , curve A sinks steadily nearer the abscissa . When all iron ( II ) has disappeared , the iron wave vanishes and only curve C remains . We can now show why it is impossible to complete this direct oxidation ...
... curves ; as iron is oxidized , curve A sinks steadily nearer the abscissa . When all iron ( II ) has disappeared , the iron wave vanishes and only curve C remains . We can now show why it is impossible to complete this direct oxidation ...
Sommario
Measurement and Instrumentation | 1 |
Basic Electrical Variables | 25 |
9 | 47 |
Copyright | |
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Parole e frasi comuni
absorbance absorption amplitude analysis analyzer angle anode applied atoms beam Beer's law capacitance capacitor cathode cell circuit of Fig components concentration constant coulometry curve detection detector determined device diagram differential diode dispersion drop electrical electrode electrolysis emission emitter energy equation example excited feedback filter flame fluorescence frequency grating impedance incident input instrument intensity ionization ions magnetic measurement mercury meter method module molecular molecules monochromator noise obtained Ohm's law operational amplifier optical output voltage oxidation p-n junction peak phase photometer photomultiplier polarized polarography potential potentiometer precision prism proton pulse R₁ R₂ radiation range ratio RC circuit readout redox reduced refractive index resistance resistor resonance result sample scan schematic Section sensitivity shown in Fig signal slit solution species spectral spectrometer spectrophotometer Spectroscopy spectrum substance techniques temperature Thévenin equivalent titration transistor tube V₁ vibrational wave wavelength Wheatstone bridge width ΚΩ