JK-APT-5 automatic titrator is precision,available for higher education institutions,scientific research institutions, petroch Related ... Automatic Potential TitratorJK-APT-5 automatic titrator is precision,available for higher education institutions,scientific research institutions, petrochemical processing, ... pH Value: (0.00~14.00)pH; b) mV Value: (0~±1999.0)mV; c) Temperature:(-5.0~105.0)°C.2, ...