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 MC120 pH monitor MC120 Price on request PH58 pH/ORP/Temp waterproof tester, -2.00 to 16.00 pH Price on request MI180 Comb log GLP pH/mV/EC/TDS/NaCl/Temp Mi180 Price on request