HPLC vial inserts, ha e sebelisoa mmoho le autosampler vial, e lumella ho khutlisa sampole le ho ntša lisampole habonolo hobane sebopeho sa conical se fokotsa bokaholimo bo ka hare ho vial. Mefuta eohle ea conical ea ho kenya e fanoa ka ntlha ea setso e huloang hammoho le ntlha e ntlafalitsoeng ea mandrel.