saliva preservative

For Whole Blood Collection and Preservation of Cell-Free Circulating DNA and RNA

  • Collection and preservation of both cf-DNA and cf-RNA from a single tube
  • Fixative-free preservative, no cross-linking of DNA
  • Preserve cf-DNA/ct-DNA for 30 days at ambient temperature and for up to 8 days at 37°C
  • Preserve cf-RNA for 30 days at ambient temperature
  • Preserve Circulating Tumour Cells (CTCs) for 14 days at ambient temperature
  • No plasma volume loss after shipping/transportation
  • Prevent hemolysis allowing better separation of plasma
  • Prevent apoptosis of blood cells and fragmentation of genomic DNA
  • Available in both research use format and CE-IVD marked for use in in vitro diagnostic workflows

Norgen's cf-DNA/cf-RNA Preservative Tubes are closed, evacuated plastic tubes for the collection and the preservation of cf-DNA, circulating tumor DNA, cf-RNA and circulating tumor cells in human whole blood samples during storage and shipping.

For Diagnostic Use

For Research Use

Meta Description: 
Collect and Preserve cf-DNA, cf-RNA and Circulating Tumour Cells. Prevent apoptosis of blood cells and fragmentation of genomic DNA, fixative-free.