For different columns and conditions used in the separation process, this retention time, however, varies. Up to 10 components can be calculated simultaneously. For GC separations, calculating RIs take additional time but is well worth it. The reason why RI is popular in the first place is that this value is independent of the GC conditions used for its determination. GCMS data are all based on Quadrapole systems.
Users can also make use of public web sites which provide the data for free to end users.
Chem Station , Oracle and other data can be added via an Access database. This product is fully functional in the Windows 95 or higher environments. It will not operate in Windows 3.x environments. Please specify this preference when placing your order. Current registered users will automatically receive any interim update which appears within one year of purchase free.