Combined pH electrode MA920B/1 Back Catalog number: MA920B/1 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended 18901181 DPCL01 ISE measuring probe-Chlorine 71,09 € 18901161 DDOSC Sensor caps 29,66 € 18901207 1408μS/cm 250mL Conductivity Solution, one bottle 20,31 €