Reed SD-230 Ph/Orp Meter, Data Logger
This SD series pH and ORP datalogging meter is capable of measuring 0.00 to 14.00 pH and 0 to 1999 mV (ORP). The SD-230 features automatic temperature..
Reed SD-4307 Conductivity/Tds/Salinity Meter, Data Logger
This SD Series datalogger is capable of measuring conductivity, total dissolved solids (TDS) and salt levels in water. The SD-4307 features Data hold,..