pH Sensor InPro4800i/SG/225 Back Catalog number: 52005384 Availability: In the manufacturer's stock Price on request - + Recommended MA917B/1 Comb glass pH electrode, DJ, refill, BNC, 1m Price on request MA911B/2 Double junction pH electrode MA911B/2 Price on request 18901162 DDOS-02 DO probe refilling solution 18,28 €