pH/ORP/Temp waterproof tester, -2.00 to 16.00 pH Back Catalog number: PH58 Manufacturer: MILWAUKEE ELECTRONICS Availability: 3 weeks Price on request - + Recommended 4090010007 DPC1 Pocket pH/Cond Tester 1.DPC1Meter (battery p 183,48 € 4090010103 DDO10 Portable DO Meter (Polarographic Type/Color 670,65 € ORP57 ORP/Temp waterproof tester ORP57 Price on request