DREF03 Reference electrode Back Catalog number: 18901184 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 50,14 € 41,44 € - + Recommended 18901154 DBX-02 Carrying case 34,94 € 18901148 DCON201T plastic ATC cond probe 50,78 € MA921B/1 Double junction orp platinum electrode MA921B/1 Price on request