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 HI62911D pH Electrode with Titanium Body for Plating Baths Price on request 18901209 84μS/cm 250mL Conductivity Solution, one bottle 20,31 € 18901182 DREF01 Reference electrode 20,31 €