pH Sensor InPro4800i/SG/225 Back Catalog number: 52005384 Availability: In the manufacturer's stock Price on request - + Recommended MA923D/1 pH/ORP/Temp amplified probe MA923D/1 Price on request MA814DB/1 EC/TDS/Temp probe for Mi170 Price on request 1575-500ML CHEMSOLUTE ready-to-use conductivity sol. 1413 µS/cm, 500ml (THG) Price on request