TDS meter MW402 Back Catalog number: MW402 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MI151 pH/ORP/Temp combined bench meter Mi151 Price on request HI981032 pH Tester for Cheese Price on request HI 98308 Water Purity Tester, 0.0 to 99.9mS/cm Price on request