pH elektroda HI73127 pro pHep testery Back Catalog number: HI73127 Manufacturer: Hanna Instruments Czech Availability: Currently unavailable Price on request - + Recommended 18901208 12.85mS/cm 250mL Conductivity Solution, one bottle 19,90 € 6210129 CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Price on request MA831R Stainless steel temperature probe Price on request