pH elektroda HI73127 pro pHep testery Back Catalog number: HI73127 Manufacturer: Hanna Instruments Czech Availability: Currently unavailable Price on request - + Recommended MI57P ORP/Temp probe for ORP57 Price on request 18901204 PH1.68 500mL 1.68pH, one bottle 34,23 € MA914BR/1 pH/Temp amplified probe with 1m cable for Mi105 Price on request