GC capillary guard columns

Are you attached to your capillary columns? Increase their lifetime!

Protect and care for your beloved capillary column against contamination from non-volatile residue and reduce interaction between sample components!
The use of a guard column, added to the front of the capillary column, is an inexpensive technique to increase their lifetime.

Your capillary column will definitely be grateful and give its best to you in return.