APCI Capillary Electrode, API 4000, API 5000, 4500 Back Catalog number: CTS-21102 Availability: In the manufacturer's stock Price on request - + Recommended MI151 pH/ORP/Temp combined bench meter Mi151 Price on request 4090010107 DCD10 Portable Cond/DO Meter (Polarographic Type/C 779,02 € 4090010207 DPD100 Benchtop pH/DO Meter (Polarographic Type) 964,50 €