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![ELISA: Human Collagen II ELISA Kit (Colorimetric) [NBP3-11781] - Samples were spiked with high concentrations of Human Collagen II and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.](http://images.novusbio.com/fullsize/nbp3-11781_human-collagen-ii-elisa-kit-colorimetric-13220241624344.jpg "ELISA: Human Collagen II ELISA Kit (Colorimetric) [NBP3-11781] - Samples were spiked with high concentrations of Human Collagen II and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.")
![ELISA: Human Collagen II ELISA Kit (Colorimetric) [NBP3-11781] - Standard Curve Reference](http://images.novusbio.com/fullsize/nbp3-11781_human-collagen-ii-elisa-kit-colorimetric-432024857438.jpg)