pH/ORP/Temp waterproof tester, -2.00 to 16.00 pH Back Catalog number: PH58 Manufacturer: MILWAUKEE ELECTRONICS Availability: 3 weeks Price on request - + Recommended MC410 TDS monitor MC410 Price on request MA955 Solenoid valve with 1.5meter cable incl. Fittings Price on request CD600 TDS tester with ATC, range: 0 - 1990 ppm Price on request