pH Sensor InPro3250/120/PT100 Back Catalog number: 52002547 Availability: In the manufacturer's stock Price on request - + Recommended MA916B/1 Combined glass pH electrode, refill, BNC, 1m Price on request 18901183 DREF02 Reference electrode 41,44 € MA812/2 Conductivity/TDS probe with 2meter cable(MC 310). Price on request