DORP1-S ORP sensor Back Catalog number: 18901142 Manufacturer: DLAB Availability: In the manufacturer's stock Price (VAT incl.) 65,59 € 54,20 € - + Recommended 4090010104 DDOPRO10 Portable DO Meter(Optical/Color screen) 1 1 279,95 € 4090010002 DEC1+ Pocket Cond Bluetooth Tester 1.DEC1+ Meter ( 150,77 € MI190 Comb logging with GLP DO/Temp bench meter Mi190 Price on request