Provides a framework for calibrating field instruments used to measure water quality parameters for groundwater and surface water.
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Standard Operating Procedure: Calibration of Field Instruments (Temperature, pH, Dissolved Oxygen, Conductivity/Specific Conductance, Oxidation/Reduction Potential [ORP], and Turbidity): January 2010 (PDF)(18 pp, 953 K)
Provides a framework for calibrating field instruments used to measure water quality parameters for groundwater and surface water.