The Winkler test is used to determine the concentration of dissolved oxygen in water samples. Dissolved oxygen (DO) is widely used in water quality studies and the routine operation of water reclamation facilities to analyze its level of oxygen saturation.
The Winkler test is used to determine the concentration of dissolved oxygen in water samples. Dissolved oxygen (DO) is widely used in water quality studies and the routine operation of water reclamation facilities to analyze its level of oxygen saturation.
Source: Wikipedia "Winkler titration" · CC BY-SA 4.0
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