Botlolo ea mohlala oa Chromatography ke vial ea khalase e sebelisoang ke li-samplers tse iketsang le li-headspace samplers joalo ka liquid chromatography, gas chromatography, mass spectrometry, joalo-joalo bakeng sa sampole ea chromatographic automatic. Litlhoko tsa eona tsa mantlha ke molumo o nepahetseng, bokhoni ba ho mamella khatello e itseng, ts'ebetso e ntle ea ho tiisa, 'me ha ho na adsorption ho lisampole.
Vial ea othomathike e entsoe ka lisebelisoa tse tala tsa boleng bo holimo. E na le ho hanyetsa mocheso o phahameng le ho hanyetsa ho bola. Septum ea "autosample vials" e entsoe ka thepa ea boleng bo holimo ho netefatsa ts'ebetso e nepahetseng, 'me e sebelisoa haholo mekhoeng ea potoloho ea liente tse ngata kapa tse telele, hammoho le li-chromatograph tsa khase le metsi.