EC/TDS/Temp waterproof tester EC60 Back Catalog number: EC60 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended ORP57 ORP/Temp waterproof tester ORP57 Price on request PH55 pH/Temp waterproof tester, -2.0 to 16.0 pH Price on request MW302 Conductivity meter MW302 Price on request