pH/Temp waterproof tester pH56 Back Catalog number: PH56 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended PH55 pH/Temp waterproof tester, -2.0 to 16.0 pH Price on request MI180 Comb log GLP pH/mV/EC/TDS/NaCl/Temp Mi180 Price on request TH300 Thermometer TH300 Price on request