DREF01 Reference electrode Back Catalog number: 18901182 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 24,08 € 19,90 € - + Recommended 18901151 DODO01-3M Optical DO probe 711,24 € 18901193 PH6.86 250mL 6.86pH, one bottle 12,74 € 52002547 pH Sensor InPro3250/120/PT100 Price on request