Immobilized 2019-nCoV Nucleocapsid Protein at 5.0ug/ml (100uL/well) can bind SARS-CoV2-NP Antibody (6G9), the EC50 is less than 13.78ng/ml.
Supplier Page from United States Biological for Human Anti-SARS-COV/SARS-COV-2 NP Antibody