Tethys Instruments, from the Greek Godness of freshwater "Tethys", is a leading company for state-of-the-art gas and water on-line analysers by UV spectroscopy. Our goal is to provide user-friendly instruments with virtua......Tethys Instruments, from the Greek Godness of freshwater "Tethys", is a leading company for state-of-the-art gas and water on-line analysers by UV spectroscopy. Our goal is to provide user-friendly instruments with virtually no maintenance. We are constantly innovating to provide instruments with the highest performance and reliability. Commitment to R&D Our strong commitment to R&D is to apply the latest technologies to the design and manufacture of our analysers to obtain accurate, reliable and easy to use instruments. Every Tethys Instruments innovation is conceptualised with the user in mind. Support focus Experimented staff with more than 10 years experience gives a high efficient technical support to our customers. We consider support as a key factor for successful applications of our products. Comprehensive product line Tethys Instruments offer a comprehensive range of on-line gas emission and water analyser covering more than twenty parameters. Global network Our products are sold through a qualified network of partners all over the world who specialize on gas and water monitoring and who are able to provide a excellent technical support.