BBL Port-A-Cul Tubes are for swab specimens. Swab specimens are inserted into a reduced solidified holding medium, in contrast to other methods in which swabs are placed into fluid media where organisms may be diluted or into an empty tube where organisms may dry out. BBL Port-A-Cul Tube with Swabs, BD Port-A-Cul Tube with Swabs, BBL Port-A-Cul, BD Port-A-Cul
