Comb log GLP pH/mV/EC/TDS/NaCl/Temp Mi180 Back Catalog number: MI180 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MW401 TDS meter MW401 Price on request ORP57 ORP/Temp waterproof tester ORP57 Price on request PH600 pH tester with 1 point calibration, ±0.2 pH accura Price on request