pH Sensor InPro4260i/SG/225 Back Catalog number: 52005382 Availability: In the manufacturer's stock Price on request - + Recommended MA918B/1 Comb glass pH electrode 3 dia, DJ,refill, BNC, 1m Price on request MA915B/2 pH glass electrode for with 2meter cable. Price on request MA831R Stainless steel temperature probe Price on request