pH elektroda HI73127 pro pHep testery Back Catalog number: HI73127 Manufacturer: Hanna Instruments Czech Availability: Currently unavailable Price on request - + Recommended 1575-500ML CHEMSOLUTE ready-to-use conductivity sol. 1413 µS/cm, 500ml (THG) Price on request MA840 Polarographic DO probe with 3m cable Price on request MA911B/2 Double junction pH electrode MA911B/2 Price on request