The system is able to determine the identity of {HEAD ~ each sample container} in {TAIL ~ the system} and maintain that information in a database 
The system is able to determine the identity of { HEAD ~ each sample container } in { TAIL ~ the system } and maintain that information in a database
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH