Founded in 1989, Analytical Sensors & Instruments Ltd. (ASI) provides innovative, high quality electrochemical sensors to users and OEM customers worldwide. The ASI team can provide you with unlimited designs for measurement in a wide variety of applications including medical, environmental monitoring, process monitoring and control, education, recreational water purity monitoring and others. For users, ASI stocks a variety of popular models of pH, conductivity, dissolved oxygen and ion selective electrodes. In addition, ASI engineers and sales professionals can design custom solutions to satisfy even the most complex and challenging projects. ASI is located in Sugar Land, Texas.