DREF03 Reference electrode Back Catalog number: 18901184 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 49,13 € 40,60 € - + Recommended 18901211 12.88mS/cm 250mL Conductivity Solution, one bottle 19,90 € 6210129 CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Price on request 18901181 DPCL01 ISE measuring probe-Chlorine 69,65 €