Double junction pH electrode MA911B/2 Back Catalog number: MA911B/2 Manufacturer: MILWAUKEE ELECTRONICS Availability: In the manufacturer's stock Price on request - + Recommended MA917B/1 Comb glass pH electrode, DJ, refill, BNC, 1m Price on request 52005384 pH Sensor InPro4800i/SG/225 Price on request MA915B/2 pH glass electrode for with 2meter cable. Price on request