pH Sensor InPro4800i/SG/225 Back Catalog number: 52005384 Availability: In the manufacturer's stock Price on request - + Recommended 18901218 3.0 mol KCl 250mL, 3.0mol KCl pH/ORP electrode so 12,74 € 18901171 D201FILL Refillable combination pH probe 16,72 € 18901146 D201T-H Plastic pH probe 51,74 €