TDS tester with ATC, range: 1 - 999 ppm Back Catalog number: CD97 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended TH310 Stick thermometer TH310 Price on request HI98127 pH tester pHep® 4 Price on request EC60 EC/TDS/Temp waterproof tester EC60 Price on request