TDS meter MW401 Back Catalog number: MW401 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended CD611 Conductivity tester with ATC, 0 - 20000 µS/cm Price on request MI106 Combined portable meter pH/ORP/Temp Mi106 Price on request CD97 TDS tester with ATC, range: 1 - 999 ppm Price on request