DREF03 Reference electrode Back Catalog number: 18901184 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 50,14 € 41,44 € - + Recommended MA991B/1 Combined glass pH electrode MA991B/1 Price on request 18901190 DDJS-0.01VTK ultra-low conductivity probe kit 186,07 € HI1143B pH elektroda na fluoridové lázně,Hanna Instruments Price on request