Ama-polypropylene vials kanye nama-crimp cap alungele amapulatifomu e-HPLC kanye ne-GC Wensimbi ezinhlobonhlobo zezicelo ezahlukahlukene. Ama-Polypropylene CAPS ayaziwa ngokuqina komthelela omuhle, ukusebenza kwezindleko, kanye nokufakwa.