Chemical Instrumentation: A Systematic Approach to Instrumental AnalysisAddison-Wesley Publishing Company, 1960 - 653 pagine |
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Pagina 466
... meter . By usage , the term pH meter defines the class of voltage measuring devices that are used with galvanic cells of very high resistance . The classic potentiometer discussed in the previous section is not included , even though it ...
... meter . By usage , the term pH meter defines the class of voltage measuring devices that are used with galvanic cells of very high resistance . The classic potentiometer discussed in the previous section is not included , even though it ...
Pagina 467
... meter , the Beckman Model G pH meter . ( a ) Potentiometer circuit as connected for pH measurements . ( b ) Electron tube circuit for detecting potentiometer unbalance . ( Courtesy of Beckman Instruments , Inc. ) until the plate current ...
... meter , the Beckman Model G pH meter . ( a ) Potentiometer circuit as connected for pH measurements . ( b ) Electron tube circuit for detecting potentiometer unbalance . ( Courtesy of Beckman Instruments , Inc. ) until the plate current ...
Pagina 469
... meter , the Leeds and Northrup No. 7664 a - c pH meter . ( Courtesy of Leeds and Northrup Co. ) The response of the pH meter and the accuracy of the pH and millivolt scales over the entire available range may best be checked by direct ...
... meter , the Leeds and Northrup No. 7664 a - c pH meter . ( Courtesy of Leeds and Northrup Co. ) The response of the pH meter and the accuracy of the pH and millivolt scales over the entire available range may best be checked by direct ...
Sommario
THE SCIENCE OF INSTRUMENTATION | 1 |
ERRORS OF MEASUREMENT | 14 |
CHAPTER 3 | 34 |
Copyright | |
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Chemical Instrumentation: A Systematic Approach to Instrumental Analysis Howard A. Strobel Visualizzazione estratti - 1960 |
Parole e frasi comuni
absorbance absorption acid amplifier analysis analyzed angle anode applied atoms band beam Beer's law calibration calomel capacitance capacitor cathode cell Chem chemical circuit components concentration conductance constant coulometric curve detection detector determined device diffusion diode dispersion drop effect electrical electrode electrolysis emission end point energy error example filter frequency galvanometer gas chromatography glass grid incident input instrument intensity ionization ions layer liquid measurement mercury metal meter method mixture molecules obtained operation optical optical rotation output oxidized particles pH meter photometer phototube plate current platinum polarized polarographic potential potentiometer precision prism procedure quantitative radiation range reaction reflection refractive index region resistance resistor result rotation sample sawtooth wave scattering schematic Section sensitivity shown in Fig signal slit solution solvent species spectra spectrophotometer spectrum standard substance techniques temperature thyratron tion titration transistor triode variable vibrational voltage wave wavelength