DREF03 Reference electrode Back Catalog number: 18901184 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 49,13 € 40,60 € - + Recommended 18901218 3.0 mol KCl 250mL, 3.0mol KCl pH/ORP electrode so 12,74 € MI58P pH/ORP/Temp probe for pH58 Price on request SE520 Conductivity/TDS probe with 1meter cable SE520 Price on request