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![ELISA: Rat Transferrin ELISA Kit (Colorimetric) [KA1847] - These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.](http://images.novusbio.com/fullsize/Rat-Transferrin-ELISA-Kit-Colorimetric-ELISA-KA1847-img0001.jpg "ELISA: Rat Transferrin ELISA Kit (Colorimetric) [KA1847] - These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.")
![ELISA: Mouse Transferrin ELISA Kit (Colorimetric) [NBP2-60636] - Standard curve.](http://images.novusbio.com/fullsize/Mouse-Transferrin-ELISA-Kit-Colorimetric-ELISA-NBP2-60636-img0001.jpg "ELISA: Mouse Transferrin ELISA Kit (Colorimetric) [NBP2-60636] - Standard curve.")
![ELISA: Human Transferrin ELISA Kit (Colorimetric) [NBP2-60490] - Standard curve](http://images.novusbio.com/fullsize/Human-Transferrin-ELISA-Kit-Colorimetric-ELISA-NBP2-60490-img0001.jpg "ELISA: Human Transferrin ELISA Kit (Colorimetric) [NBP2-60490] - Standard curve")
![ELISA: Human Transferrin ELISA Kit (Colorimetric) [NBP2-60491] - Representative standard curve.](http://images.novusbio.com/fullsize/Human-Transferrin-ELISA-Kit-Colorimetric-ELISA-NBP2-60491-img0001.jpg "ELISA: Human Transferrin ELISA Kit (Colorimetric) [NBP2-60491] - Representative standard curve.")
![ELISA: Transferrin ELISA Kit (Colorimetric) [NBP2-61298] - These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.](http://images.novusbio.com/fullsize/Transferrin-ELISA-Kit-Colorimetric-ELISA-NBP2-61298-img0001.jpg "ELISA: Transferrin ELISA Kit (Colorimetric) [NBP2-61298] - These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.")