pH/Temp waterproof tester, -2.0 to 16.0 pH Back Catalog number: PH55 Manufacturer: MILWAUKEE ELECTRONICS Availability: 3 weeks Price on request - + Recommended C65 Waterproof conductivity tester, 0 to 1999 μS/cm Price on request CTS-21212 TIS Capillary Electrode, API 2000, QTRAP Price on request MW100 pH meter MW100 Price on request