DREF03 Reference electrode Back Catalog number: 18901184 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 49,13 € 40,60 € - + Recommended MC730 MC730 Controller kit Price on request 18901175 DCON201G Cond probe 51,74 € MA921B/2 Double junction ORP platinum electrode MA921B/2 Price on request