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 HI981032 pH Tester for Cheese Price on request PH56 pH/Temp waterproof tester pH56 Price on request HI 98308 Water Purity Tester, 0.0 to 99.9mS/cm Price on request