TDS meter MW402 Back Catalog number: MW402 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 MI306 Automatic combined EC/TDS/NaCl/Temp meter Mi306 Price on request MW500 ORP meter MW500 Price on request