YSI

YSI, or Yellow Springs Instruments, is a company that designs and manufactures scientific instruments used to measure water quality. Their tools can analyze parameters like pH, dissolved oxygen, temperature, and nutrient levels, providing critical data for environmental monitoring, research, and water treatment. These instruments help scientists and engineers understand water conditions accurately, supporting efforts to ensure safe, clean water and healthy aquatic ecosystems. YSI products are valued for their reliability, precision, and ease of use in field and laboratory settings.