Sada pufrů pH 4,01; pH 7,01; pH 10,01 Back Catalog number: HI54710 Manufacturer: Hanna Instruments Czech Availability: In the manufacturer's stock Price on request - + Recommended 18901190 DDJS-0.01VTK ultra-low conductivity probe kit 182,29 € 18901198 PH12.46 250mL 12.46pH, one bottle 18,71 € 18901158 DTEMP-01 Stainless-steel temp probe 39,40 €