Matsakaicin dunƙule vial hula na 9mm na iya samun buɗewar 6mm don amfani da autosampler da ƙari daidaitaccen, ko kuma yana iya samun babban saman don adana samfuran. Hakanan ana samun hular polypropylene da diaphragm. An tsara waɗannan ƙullun tsummoki masu tsinke don amfani na lokaci ɗaya, kuma saboda babu iyakoki da hatimi don haɗuwa, lokacin shirye-shiryen samfurin ya ragu.