INESA Scientific Instrument is a leading manufacturer of analytical instruments.

INESA Scientific Instrument Co., Ltd. is a leading Chinese manufacturer of scientific and analytical instruments, with origins dating back to 1940, when China’s first pH meter and glass electrode were developed. As a core subsidiary of the INESA Group, the company integrates research and development, manufacturing, sales, and technical service.

Its product portfolio focuses on electrochemical and analytical instruments, including pH/ORP, conductivity, ion, dissolved oxygen and turbidity meters, automatic titrators, Karl Fischer moisture analyzers, as well as electrodes and water quality monitoring systems. These solutions are widely used in environmental, industrial, and laboratory applications worldwide.