DREF02 Reference electrode Back Catalog number: 18901183 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 50,14 € 41,44 € - + Recommended 1231 Electrode holder and rod assembly 69,39 € MA920B/1 Combined pH electrode MA920B/1 Price on request 18901197 PH1.68 250mL 1.68pH, one bottle 19,09 €