DREF01 Reference electrode Back Catalog number: 18901182 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 24,08 € 19,90 € - + Recommended 5190-3988 P3211 pH comb electrode w/fill solution 244,05 € SE520 Conductivity/TDS probe with 1meter cable SE520 Price on request MA814D/1 EC/TDS/Temp probe for Mi306 Price on request