OPTIC is a highly advanced Gas Chromatograph inlet system with sophisticated temperature and gas flow control that can be used for the most demanding Gas Chromatograph analyses. The current version OPTIC-5 can be used for hot injections, cold injections, large volume, on-column injections, in liner derivatization, thermal desorption, pyrolysis and more. There are 3 main versions available, all versions can be added with advanced options.