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![ELISA: Rat SP-B/Surfactant Protein B ELISA Kit (Colorimetric) [NBP2-76691] - Samples were spiked with high concentrations of Rat SP-B/Surfactant Protein B and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp2-76691_rat-sp-b-surfactant-protein-b-elisa-kit-colorimetric-132202416133642.jpg "ELISA: Rat SP-B/Surfactant Protein B ELISA Kit (Colorimetric) [NBP2-76691] - Samples were spiked with high concentrations of Rat SP-B/Surfactant Protein B and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Rat SP-B/Surfactant Protein B ELISA Kit (Colorimetric) [NBP2-76691] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp2-76691_rat-sp-b-surfactant-protein-b-elisa-kit-colorimetric-432024983586.jpg)
![ELISA: Human SP-B/Surfactant Protein B ELISA Kit (Colorimetric) [NBP2-76690] - Samples were spiked with high concentrations of Human SP-B/Surfactant Protein B and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp2-76690_human-sp-b-surfactant-protein-b-elisa-kit-colorimetric-1322024162611.jpg "ELISA: Human SP-B/Surfactant Protein B ELISA Kit (Colorimetric) [NBP2-76690] - Samples were spiked with high concentrations of Human SP-B/Surfactant Protein B and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Human SP-B/Surfactant Protein B ELISA Kit (Colorimetric) [NBP2-76690] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp2-76690_human-sp-b-surfactant-protein-b-elisa-kit-colorimetric-4320249141646.jpg)