Combined Epoxy pH electrode MA913B/3 Back Catalog number: MA913B/3 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended SE520 Conductivity/TDS probe with 1meter cable SE520 Price on request MA9305 Pack of 100 x 1.4V batteries. Price on request MA814DB/1 EC/TDS/Temp probe for Mi170 Price on request