Combined Epoxy pH electrode MA913B/3 Back Catalog number: MA913B/3 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MI57P ORP/Temp probe for ORP57 Price on request MI59P EC/TDS/Temp probe for EC59 and EC60 Price on request MA911B/2 Double junction pH electrode MA911B/2 Price on request