pH/EC/TDS/Temp tester MW804 Back Catalog number: MW804 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MW301 Conductivity meter MW301 Price on request HI 98308 Water Purity Tester, 0.0 to 99.9mS/cm Price on request TH300 Thermometer TH300 Price on request