Automatic titrimetry: A simple apparatus for recording full scale potentiometric titrations

Abstract A simple apparatus is described for the recording of full scale potentiometric titrations. It consists of three essential parts: (1) an injection delivery system which delivers titrant at a definite rate; (2) a system indicating pH or e.m.f. change produced by the titrant and (3) a recorder. Examples are given of the use of the apparatus in conventional potentiometric titrations.