Each embodiment of {TAIL ~ the liquid containment device} is configured to contain {HEAD ~ a single dose} of a liquid, such as a reagent or control solution, in a sealed, portable format 
Each embodiment of { TAIL ~ the liquid containment device } is configured to contain { HEAD ~ a single dose } of a liquid , such as a reagent or control solution , in a sealed , portable format
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH