pH elektroda HI73127 pro pHep testery Back Catalog number: HI73127 Manufacturer: Hanna Instruments Czech Availability: Currently unavailable Price on request - + Recommended MI59P EC/TDS/Temp probe for EC59 and EC60 Price on request MA851D/1 pH/EC/TDS/Temp. amplified probe, 1m Price on request MA921B/2 Double junction ORP platinum electrode MA921B/2 Price on request