Lutron DO 5509 Dissolved Oxygen Monitor is supplied with a dissolved oxygen probe and is great for biology, chemistry, ecology, or integrated science courses. This Oxygen Meter can be used to perform a wide variety of experiments to determine changes in dissolved oxygen levels, one of the primary indicators of the quality of an aquatic environment.
Applications: Aquarium, Medical research, Agriculture, Fish hatcheries, Laboratory, Water conditioning, Mining industry, Schools & Colleges, Quality control etc.