For the municipality of the same name in Gloucester County, see Monroe Township, Gloucester County, New Jersey.
How to measure dissolved oxygen. Dissolved oxygen is measured using a dissolved oxygen meter. The best method is to take the measurement in the field at the same time each day because DO concentrations can vary throughout a 24 hour period.issolved oxygen (DO) is a measure of the quantity of free oxygen molecules in water.
SpO2 = oxygen saturation as measured by pulse oximeter. SaO2 = oxygen saturation as measured by blood analysis (e.g. a blood gas).PaO2 = partial pressure of oxygen in the blood, as measured by blood analysis. 1  Share.2  Google. 3  Facebook. 4  Twitter. 5  Reddit.pO2 = oxygen saturation as measured by pulse oximeter. SaO2 = oxygen saturation as measured by blood analysis (e.g. a blood gas).