DREF01 Reference electrode Back Catalog number: 18901182 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 24,08 € 19,90 € - + Recommended 18901210 1413μS/cm 250mL Conductivity Solution, one bottle 19,90 € MA916B/1 Combined glass pH electrode, refill, BNC, 1m Price on request MA915B/2 pH glass electrode for with 2meter cable. Price on request