Description: DNA/RNA Shield Collection Tubes with swabs - DX are specimen receptacle medical devices for molecular-based in vitro diagnostic applications. Many sample types can be collected with these swab collection tubes including from the mouth, nose, throat, and wherever a swab may be deemed appropriate per application. To use these swab collection tubes, just swab any sample and break the tip into the collection device prefilled with the DNA/RNA Shield reagent. Samples are stabilized and ready for transport or storage.