Combined pH electrode MA920B/1 Back Catalog number: MA920B/1 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended 18901207 1408μS/cm 250mL Conductivity Solution, one bottle 19,90 € 18901202 PH7.00 500mL 7.00pH, one bottle 19,90 € 18901174 DCON201 Cond probe 32,24 €