EC/TDS/Temp waterproof tester EC59 Back Catalog number: EC59 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended C65 Waterproof conductivity tester, 0 to 1999 μS/cm Price on request HI 98308 Water Purity Tester, 0.0 to 99.9mS/cm Price on request HI2002-02 EDGE pH/ORP metr Price on request