Amakepisi ngezikulufu akhiqizwe i-Aijiren angaba nendawo yokuvula i-autosampler kanye nesengezo esijwayelekile, noma angaba nesiqongo esiqinile sokugcina amasampula. Ikepisi le-polypropylene nefilimu nakho kuyatholakala. Lawa ma-screw caps ahlabayo aklanyelwe ukusetshenziswa ngesikhathi esisodwa, futhi ngenxa yokuthi awekho amakepisi nama-seal azohlanganiswa, isikhathi sokulungiselela isampula siyancishiswa.