Rod Held Current Meter RHCM Back Catalog number: 445515 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 439015 Analog Channel incl. calibration for AMT oxygen an Price on request 438110 Mechanical Flow Meter Price on request 439013 Conductivity Sensor type SST, max. depth 6.000met Price on request