Ikhwalithi ephezulu-i-tube rack yokuhlola yenziwe ngekhwalithi ephezulu ye-polypropylene engasebenzi, ukumelana ne-asidi, ukumelana nokugqwala futhi kuhlala isikhathi eside, izimbobo ezingama-40-indawo yokuhlola yeshubhu ngayinye inezimbobo ezingama-40 ezinobubanzi obufanayo, obungahlangabezana nezidingo zakho futhi busebenza kahle -Ukukhiqiza okuphrofeshinali, ubuciko obuhle, amahle futhi aphathekayo, amakhemikhali abamba isampula isikhathi eside, angasetshenziselwa ukuhlolwa kwe-space.
