Combination pH electrode MA905B/3 Back Catalog number: MA905B/3 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MA851D/1 pH/EC/TDS/Temp. amplified probe, 1m Price on request HI1043B Refillable Double Junction pH Electrode Price on request MA814DB/1 EC/TDS/Temp probe for Mi170 Price on request