APCI Capillary Electrode, API 4000, API 5000, 4500 Back Catalog number: CTS-21102 Availability: In the manufacturer's stock Price on request - + Recommended MI5559 pH55 (pH/Temp waterproof tester Mi5559 Price on request CD610 TDS tester with ATC, range: 0 - 10000 ppm Price on request 4090010108 DPO10 Portable pH/ORP Meter(Color screen) 1.DPO10 639,90 €