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 18901204 PH1.68 500mL 1.68pH, one bottle 860,00 Kč LCL-30-3 2M Lithium Chloride Electrolyte, 3 x 30ml Price on request