Combined pH electrode MA920B/1 Back Catalog number: MA920B/1 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended 18901217 12.88mS/cm 500mL Conductivity Solution, one bottle 940,00 Kč 18901214 12.85mS/cm 500mL Conductivity Solution, one bottle 940,00 Kč 18901172 D201A-C Combination pH probe 450,00 Kč