GeneFiX™ RNA Saliva Collection

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GeneFiX™ RNA Saliva Collection

GeneFiX™ is a new easy to use RNA saliva collection device that stabilizes RNA from the moment of collection for 2 weeks. The collector is pre-filled and has a simple screw-on funnel for simple saliva delivery directly into the non-toxic stabilization buffer. The saliva collection tube clearly indicates the volume of saliva required after which the funnel is removed and cap replaced. The unique, patented*¹ funnel design prevents flow back and can also be used with our new assisted option using foam swabs, and the device is fully specified for sample transport and storage.


  • Allows for Isolation of High Yield, High Purity RNA and DNA
  • RNA stabilized at room temperature for at least 2 Weeks at Room Temperature
  • Economic, easy to use integrated RNA stabilization buffer
  • Compatible with most Manual and HT Isolation kits (Proteinase K is supplied)
  • Unique funnel design prevents spillages or buffer flow back
  • Suitable for field, home use and clinic-based sampling
  • Collection tube specified to 95kPa for leak proof mailing

View the GeneFiX™ video protocol

Instruction Manual and MSDS

Product Codes

RFX-01/2, RFX-01/12, RFX-01/50
GeneFiX™ RNA Saliva Collector for 2 samples, 12 samples and 50 samples

RFXA-01/2, RFXA-01/12, RFXA-01/50
GeneFiX™ Assisted RNA Saliva Collector for 2 samples, 12 samples and 50 samples

*¹ US Patent D767,757 S

Download our RNA Brochure here

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