pH/EC/TDS/Temp tester MW804 Back Catalog number: MW804 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended HI 98308 Water Purity Tester, 0.0 to 99.9mS/cm Price on request MC110 pH monitor MC110 Price on request MW600 Dissolved oxygen meter MW600 Price on request