TDS tester with ATC, range: 0 - 1990 ppm Back Catalog number: CD600 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended CD601 Conductivity tester with atc, 0 - 1990 µs/cm Price on request C65 Waterproof conductivity tester, 0 to 1999 μS/cm Price on request PH600 pH tester with 1 point calibration, ±0.2 pH accura Price on request