A na-eme mkpuchi nke polypropylene dị elu, Caps nwere profaịlụ nke crimp ma ọ bụ nkwụsị nke ntanye maka ndakọrịta na robotic autosamplers, Septa a na-ezukọ na mbụ na-ebelata ohere nke mmetọ n'oge nkwadebe sample, na-echekwa oge nkwadebe sample na ụlọ nyocha.