pH/Temp waterproof tester, -2.0 to 16.0 pH Back Catalog number: PH55 Manufacturer: MILWAUKEE ELECTRONICS Availability: 3 weeks Price on request - + Recommended MW801 Smart pH/EC/TDS combined meter MW801 Price on request 4090010006 DEC1 Pocket Cond Tester 1.DEC1Meter (battery pre- 107,86 € 4090010103 DDO10 Portable DO Meter (Polarographic Type/Color 670,65 €