ZDJ-5B supports potentiometric titration. 7 “color touch screen, navigation operation, make titration detection simple and convenient. It can support two sets of burette road (including one set of built-in burette road and one set of optional external burette road), which is more convenient for users who need to change the titrant frequently. Direct connection of automatic sampler is supported to realize automatic measurement of batch samples, which can meet customers’ requirements for batch detection.