Test carrier for the analysis of {HEAD ~ fluids} with a frame consisting of at least two parts surrounding a test field opening and with a test field disposed in {TAIL ~ the test field opening} 
Test carrier for the analysis of { HEAD ~ fluids } with a frame consisting of at least two parts surrounding a test field opening and with a test field disposed in { TAIL ~ the test field opening }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL