DREF03 Reference electrode Back Catalog number: 18901184 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 50,14 € 41,44 € - + Recommended 18901192 PH4.00 250mL 4.00pH, one bottle 13,00 € 18901157 D201G Refillable combination pH probe 24,38 € SE300 Double junction orp platinum electrode SE300 Price on request