pH/Temp waterproof tester pH56 Back Catalog number: PH56 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended 4090010202 DDO100 Benchtop DO Meter (Polarographic Type) 1.DD 675,57 € ORP57 ORP/Temp waterproof tester ORP57 Price on request MW301 Conductivity meter MW301 Price on request