Double junction pH electrode MA911B/2 Back Catalog number: MA911B/2 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MI58P pH/ORP/Temp probe for pH58 Price on request MA915B/2 pH glass electrode for with 2meter cable. Price on request MA991B/1 Combined glass pH electrode MA991B/1 Price on request