To assess the linearity of the assay, samples were spiked with high concentrations of pig C-Peptide in various matrices and diluted with the Sample Diluent to produce samples with values within the dynamic range of the assay. 　 Sample Serum(n=4) 1:1 Average % 94 Range % 88-98 1:2 Average % 96 Range % 91-102 1:4 Average % 103 Range % 97-107 1:8 Average % 87 Range % 81-93