DREF03 Reference electrode Back Catalog number: 18901184 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 50,14 € 41,44 € - + Recommended 51343101 pH electrode InLab Expert Pro Price on request 18901166 Standard conductivity solution 20,31 € 18901159 DCON201TG Glass ATC conductivity probe 52,81 €