Sper Scientific 860033 Benchtop Water Quality Meter, 217mm L × 168mm W × 58mm D by Sper Scientific. $394.00. Reads pH, ORP (oxygen reduction potential), mV, conductivity, TDS (total dissolved solids), salinity and temperature. Rugged housing with large LCD displaying the parameter being measured together with time, date and temperature (in °C or °F). Operates on AC voltage (no batteries). Comes ready to use with ATC conductivity and pH electrodes, multiple electr...
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