NUNC MaxiSorp plates have been the certified ELISA plate industry standard for years. This same surface now sets a new standard for protein multiplexing. Certified for absorption of IgG; CV of <5% between wells; all results are within 10% from the mean and background of all well within 0.005 absorbance units from the mean Plate: Clear Polystyrene for Protein & antibody multiplexing, chemiluminescence.