A WINDOW INTO YOUR PROCESS SINCE 1994. Applied Analytics™ [AAI] is a global manufacturer of industrial process analysis instruments. Our systems are used primarily to measure real-time chemical concentrations in liquid or gas process streams, as well as physical parameters like color, calorific value, and purity. All systems adhere to solid state design and use absorbance spectroscopy. Additionally, AAI builds custom sample conditioning per the needs of each application. AAI’s mission is to provide a true window into your process via an elegant and automated solution. Applied Analytics was incorporated in 1994. All of our systems are manufactured in the USA.