Operational for more than 30 years, Turner Designs manufactures and distributes a variety of fluorometers for environmental and industrial clients throughout the world. It specializes in the measurement of algal pigments and fluorescent tracers and related compounds. The company s products include filter paddles, tubidimeter, process streams, absorbance modules, dual channels, and optical and rugged sensors. Its products are used in various testing applications, such as absorbance measurement, concentration calculation, pigment diagnosis, ammonium determination, bacterial contamination and oil presence. The company offers design, engineering, instrument specification, product information, software development, online support, repair and upgrading services. It additionally provides documentation, shipping, replacement, installation and on-tome delivery services. Turner Designs offers services to scientists, researchers and engineers.