We're moving to rndsystems.com. Come with us!
After August 17, 2026, Novus Biologicals products and services will no longer be available on this website; you will access all products and services on rndsystems.com. Create your R&D Systems online account today.
![N/A IFN-alpha [HRP]](http://images.novusbio.com/fullsize/elisa/dfnas0_human-ifn-alpha-all-subtype-quantikine-elisa-kit-1762020131253.jpg)
![N/A IFN-alpha [HRP]](http://images.novusbio.com/fullsize/elisa/dfnas0_human-ifn-alpha-all-subtype-quantikine-elisa-kit-1762020131358.jpg)
![N/A IFN-alpha [HRP]](http://images.novusbio.com/fullsize/elisa/mfnas0_mouse-ifn-alpha-all-subtype-quantikine-elisa-kit-1811202111449.jpg)
![N/A IFN-alpha [HRP]](http://images.novusbio.com/fullsize/elisa/mfnas0_mouse-ifn-alpha-all-subtype-quantikine-elisa-kit-18112021114451.jpg)
![ELISA: Rat IFN-alpha ELISA Kit (Colorimetric) [NBP3-18572] - Samples were spiked with high concentrations of Rat IFN-alpha and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp3-18572_rat-ifn-alpha-elisa-kit-colorimetric-13220241613079.jpg "ELISA: Rat IFN-alpha ELISA Kit (Colorimetric) [NBP3-18572] - Samples were spiked with high concentrations of Rat IFN-alpha and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Rat IFN-alpha ELISA Kit (Colorimetric) [NBP3-18572] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp3-18572_rat-ifn-alpha-elisa-kit-colorimetric-4320249141673.jpg)