Page 165 - Analytical Electrochemistry 2d Ed - Jospeh Wang
P. 165
150 POTENTIOMETRY
FIGURE 5-7 The alkaline and acid errors of several glass pH electrodes. A, Corning
015=H 2 SO 4 ; B, Corning 015=HCl; C, Corning 015=1 M Na ; D, Beckman-GP=1 M Na ;E,
L&N BlackDot=1 M Na ; F, Beckman E=1M Na ; G, Ross electrode. (Reproduced with
permission from reference 16.)
FIGURE 5-8 A modern microprocessor-controlled pH meter.
