pH Sensor InPro3250/120/PT100 Back Catalog number: 52002547 Availability: In the manufacturer's stock Price on request - + Recommended MI58P pH/ORP/Temp probe for pH58 Price on request MI56P pH/Temp probe for pH55 and pH56 Price on request MA917B/1 Comb glass pH electrode, DJ, refill, BNC, 1m Price on request