
POINTED TIP ELECTRODE
PLASTIC COMBINATION PH ELECTRODE WITH POINTED TIP
POINTED TIP ELECTRODE FOR PH METER.
THE COMBINATION ELECTRODE ALLOWS THE MEASUREMENT OF BOTH THE INNER AND THE OUTER MEMBRANE SURFACE POTENTIALS WHICH IS RELATED TO THE SOLUTION PH BY THE NERNST EQUATION.
THE THEORETICAL POTENTIAL ACROSS THE GLASS MEMBRANE CHANGES BY 59.2 MV FOR EACH UNIT CHANGE IN SOLUTION PH.