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 MW804 pH/EC/TDS/Temp tester MW804 Price on request MW150 pH/ORP/Temp Bench Meter, -2.00-20.00 pH, ±2000.0mV, -20.0-120.0 °C Price on request MC110 pH monitor MC110 Price on request