APCI Capillary Electrode, API 4000, API 5000, 4500 Back Catalog number: CTS-21102 Availability: In the manufacturer's stock Price on request - + Recommended 4090010108 DPO10 Portable pH/ORP Meter(Color screen) 1.DPO10 640,80 € 4090010213 DPCD100T Benchtop pH/Cond/DO Meter (Touch screen/P 1 944,68 € MC120 pH monitor MC120 Price on request