ORP/Temp waterproof tester ORP57 Back Catalog number: ORP57 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended PH58 pH/ORP/Temp waterproof tester, -2.00 to 16.00 pH Price on request 4090010004 DPH1 Pocket pH Tester 1.DPH1+Meter (battery pre-in 2 710,00 Kč 4090010212 DCD100T Benchtop Cond/DO Meter (Touch screen/Polar 29 310,00 Kč