Ion-selective half-cell, 100...3*10-5 mol/L, polymer membrane, POM/PVC shaft, S7 screw cap, seperate reference electrode and appropriate cables needed. Membrane kit: 51340011, electrolyte: 51340034, electrolyte for reference electrode: 2 mol/L MgSO4, ISA solution: 0.5 mol/L MgSO4. Temperature range: 0 °C – 50 °C. Optimal pH Range: 2 - 12. Shaft length: 120 mm. Shaft diameter: 12 mm. Connector: S7. Cable not included.