Combination pH electrode MA905B/3 Back Catalog number: MA905B/3 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MA812/2 Conductivity/TDS probe with 2meter cable(MC 310). Price on request LCL-30-3 2M Lithium Chloride Electrolyte, 3 x 30ml Price on request MI59P EC/TDS/Temp probe for EC59 and EC60 Price on request