ORP/Temp waterproof tester ORP57 Back Catalog number: ORP57 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended 18901141 DPH1-S pH sensor 760,00 Kč CD610 TDS tester with ATC, range: 0 - 10000 ppm Price on request 4090010202 DDO100 Benchtop DO Meter (Polarographic Type) 1.DD 16 960,00 Kč