pH/Temp waterproof tester, -2.0 to 16.0 pH Back Catalog number: PH55 Manufacturer: MILWAUKEE ELECTRONICS Availability: 3 weeks Price on request - + Recommended CD610 TDS tester with ATC, range: 0 - 10000 ppm Price on request MI190 Comb logging with GLP DO/Temp bench meter Mi190 Price on request MI150-E pH/Temp combined bench meter Mi150-E Price on request