pH/Temp waterproof tester pH56 Back Catalog number: PH56 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MC410 TDS monitor MC410 Price on request MI170 Comb. Log. GLP EC/TDS/NaCl/Temp bench meter Mi170 Price on request MI150-E pH/Temp combined bench meter Mi150-E Price on request