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 MA913B/3 Combined Epoxy pH electrode MA913B/3 Price on request HI1230B Kombinovaná pH elektroda s pl.tělem a gel. elektr. Price on request MA814D/1 EC/TDS/Temp probe for Mi306 Price on request