DREF03 Reference electrode Back Catalog number: 18901184 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 50,14 € 41,44 € - + Recommended 52002987 pH Sensor InPro4260/120/PT1000 Price on request 18901206 146.6μS/cm 250mL Conductivity Solution, one bottle 20,31 € 18901198 PH12.46 250mL 12.46pH, one bottle 19,09 €