DREF03 Reference electrode Back Catalog number: 18901184 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 50,14 € 41,44 € - + Recommended MA9305 Pack of 100 x 1.4V batteries. Price on request MA915B/2 pH glass electrode for with 2meter cable. Price on request SN-01R Ampoule opener 55,38 €