pH Sensor InPro4260/120/PT1000 Back Catalog number: 52002987 Availability: In the manufacturer's stock Price on request - + Recommended MA851D/1 pH/EC/TDS/Temp. amplified probe, 1m Price on request MA917B/1 Comb glass pH electrode, DJ, refill, BNC, 1m Price on request 52005382 pH Sensor InPro4260i/SG/225 Price on request