DREF02 Reference electrode Back Catalog number: 18901183 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 49,13 € 40,60 € - + Recommended MA991B/1 Combined glass pH electrode MA991B/1 Price on request HI73127 pH elektroda HI73127 pro pHep testery Price on request MA851D/1 pH/EC/TDS/Temp. amplified probe, 1m Price on request