pH Sensor InPro4260/120/PT1000 Back Catalog number: 52002987 Availability: In the manufacturer's stock Price on request - + Recommended 6210129 CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Price on request MA840 Polarographic DO probe with 3m cable Price on request MA914BR/1 pH/Temp amplified probe with 1m cable for Mi105 Price on request