pH/EC/TDS/Temp tester MW804 Back Catalog number: MW804 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended HI2002-02 EDGE pH/ORP metr Price on request HI 98308 Water Purity Tester, 0.0 to 99.9mS/cm Price on request HI 98103 pH tester CHECKER Price on request