9mm pp cold vial vial nwere ike mee nke polypropylene ma ọ bụ polyyththyl penteryl (PMP). Polypropylene bụ ihe kachasị ewu ewu. A na-ejikarị vials polypropynee afọ 135 celsius 135 celsimenti iri na atọ na-arụ ọrụ na-etolite - ruo 175 ogo Celsius - ma na-abawanye visibility nke karama ahụ. Viatric vials nwere ezigbo ihe na-arụgide, iwu dị mfe, ịdịte ya, na akụnụba.
