Certain features of will be down for maintenance Saturday afternoon/evening, February 24th starting at 3:00 pm CT until 9:00 pm CT.

Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.

Established Column Lines from Other Manufacturers

These legacy HPLC columns are packed with the finest commercially available silicas and bonded phases from the most recognized HPLC manufufacturers in the world. The columns are tested with specially selected solutes that can be used to establish the reproducibility of retention and selectivity needed in your HPLC applications.