I-HPLC vial yengilazi engenalutho ibhekisela ohlotsheni lwebhodlela eliklanyelwe ukusetshenziswa ezinhlelweni zokusebenza ze-High-Performance Liquid Chromatography (HPLC). I-HPLC iwubuchule obusetshenziswa kukhemikhali yokuhlaziya ukuhlukanisa, ukuhlonza, kanye nokulinganisa izingxenye zengxube yesampula. Lezi zitsha ngokuvamile zinomthamo osuka ku-1.5 mL ukuya ku-2 mL, nakuba abanye osayizi bangase batholakale. Izitsha zinentamo ewumngcingo kanye nekepisi lesikulufu noma isistimu yokuvala i-crimp cap ukuze kuvikelwe okuqukethwe futhi kugcinwe ubuqotho besampula ngesikhathi sokuhlaziya.