Chromatography autosampler vial o se fagu tioata e faʻaaogaina e tagata faʻataʻitaʻi otometi ma faʻataʻitaʻiga ulu e pei ole chromatography vai, chromatography gas, spectrometry tele, ma isi mo le chromatographic sampling otometi. O ona manaʻoga faʻavae o le saʻo saʻo, gafatia e tatalia se faʻamalosi, lelei faʻamaufaʻailoga, ma leai se adsorption i faʻataʻitaʻiga.