pH Sensor InPro4260i/SG/225 Back Catalog number: 52005382 Availability: In the manufacturer's stock Price on request - + Recommended 18901162 DDOS-02 DO probe refilling solution 17,91 € 18901218 3.0 mol KCl 250mL, 3.0mol KCl pH/ORP electrode so 12,74 € 18901182 DREF01 Reference electrode 19,90 €