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![ELISA: SARS-CoV-2 Spike RBD Antibody (T5P7-G12) - VHH [NBP3-12847] - A direct ELISA was performed using SARS-CoV-2 Spike RBD recombinant protein as coating antigen at 1 ug/mL and the anti-SARS-CoV-2 Spike RBD antibody (NBP3-12847) as the capture antibody, following by anti-cMyc-tag antibody at 1 ug/mL. Secondary: Goat anti-mouse IgG HRP conjugate at 1:5000 dilution. Detection range is from 0.3 ng/mL to 1000 ng/mL. SARS-CoV-2 Spike RBD Antibody, NBP3-12847 can detect spike RBD protein at 20 ng/mL.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-RBD-Antibody-T5P7-G12-VHH-ELISA-NBP3-12847-img0001.jpg "ELISA: SARS-CoV-2 Spike RBD Antibody (T5P7-G12) - VHH [NBP3-12847] - A direct ELISA was performed using SARS-CoV-2 Spike RBD recombinant protein as coating antigen at 1 ug/mL and the anti-SARS-CoV-2 Spike RBD antibody (NBP3-12847) as the capture antibody, following by anti-cMyc-tag antibody at 1 ug/mL. Secondary: Goat anti-mouse IgG HRP conjugate at 1:5000 dilution. Detection range is from 0.3 ng/mL to 1000 ng/mL. SARS-CoV-2 Spike RBD Antibody, NBP3-12847 can detect spike RBD protein at 20 ng/mL.")
![Western Blot: SARS-CoV-2 Spike S1 Antibody (B38) [NBP3-07031] - Coomassie blue staining non-reduced and reduced SDS-PAGE analysis](http://images.novusbio.com/fullsize/antibody/SARS-CoV-2-Spike-S1-Antibody-B38-Western-Blot-NBP3-07031-img0001.jpg "Western Blot: SARS-CoV-2 Spike S1 Antibody (B38) [NBP3-07031] - Coomassie blue staining non-reduced and reduced SDS-PAGE analysis")
![ELISA: SARS-CoV-2 Spike RBD Antibody (T4P3-B5) - VHH [NBP3-12841] - A direct ELISA was performed using SARS-CoV-2 Spike RBD recombinant protein as coating antigen at 1 ug/mL and the anti-SARS-CoV-2 Spike RBD antibody (NBP3-12841) as the capture antibody, following by anti-cMyc-tag antibody at 1 ug/mL. Secondary: Goat anti-mouse IgG HRP conjugate at 1:5000 dilution. Detection range is from 0.3 ng/mL to 1000 ng/mL. SARS-CoV-2 Spike RBD Antibody, NBP3-12841 can detect spike RBD protein at 10 ng/mL.](http://images.novusbio.com/fullsize/SARS-CoV-2-Spike-RBD-Antibody-T4P3-B5-VHH-ELISA-NBP3-12841-img0001.jpg "ELISA: SARS-CoV-2 Spike RBD Antibody (T4P3-B5) - VHH [NBP3-12841] - A direct ELISA was performed using SARS-CoV-2 Spike RBD recombinant protein as coating antigen at 1 ug/mL and the anti-SARS-CoV-2 Spike RBD antibody (NBP3-12841) as the capture antibody, following by anti-cMyc-tag antibody at 1 ug/mL. Secondary: Goat anti-mouse IgG HRP conjugate at 1:5000 dilution. Detection range is from 0.3 ng/mL to 1000 ng/mL. SARS-CoV-2 Spike RBD Antibody, NBP3-12841 can detect spike RBD protein at 10 ng/mL.")
![Western Blot: SARS-CoV-2 Spike S1 Antibody (H4) [NBP3-07032] - Coomassie blue staining non-reduced and reduced SDS-PAGE analysis](http://images.novusbio.com/fullsize/antibody/SARS-CoV-2-Spike-S1-Antibody-H4-Western-Blot-NBP3-07032-img0001.jpg "Western Blot: SARS-CoV-2 Spike S1 Antibody (H4) [NBP3-07032] - Coomassie blue staining non-reduced and reduced SDS-PAGE analysis")
![ELISA: SARS-CoV-2 SARS-CoV-2 Delta (B.1.617.2) Spike ELISA Kit (Colorimetric) [NBP3-17992] - Standard Reference Curve](http://images.novusbio.com/fullsize/SARS-CoV-2-SARS-CoV-2-Delta-B-1-617-2-Spike-ELISA-Kit-Colorimetric-ELISA-NBP3-17992-img0001.jpg "ELISA: SARS-CoV-2 SARS-CoV-2 Delta (B.1.617.2) Spike ELISA Kit (Colorimetric) [NBP3-17992] - Standard Reference Curve")
![ELISA: SARS-CoV-2 SARS-CoV-2 Omicron (B.1.1.529) Spike ELISA Kit (Colorimetric) [NBP3-17993] - Standard Reference Curve](http://images.novusbio.com/fullsize/SARS-CoV-2-SARS-CoV-2-Omicron-B-1-1-529-Spike-ELISA-Kit-Colorimetric-ELISA-NBP3-17993-img0001.jpg "ELISA: SARS-CoV-2 SARS-CoV-2 Omicron (B.1.1.529) Spike ELISA Kit (Colorimetric) [NBP3-17993] - Standard Reference Curve")
![ELISA: SARS-CoV-2 SARS-CoV-2 Spike RBD [NBP3-11407] - Sample standard curve](http://images.novusbio.com/fullsize/SARS-CoV-2-SARS-CoV-2-Spike-RBD-ELISA-NBP3-11407-img0001.jpg "ELISA: SARS-CoV-2 SARS-CoV-2 Spike RBD [NBP3-11407] - Sample standard curve")
![ELISA: SARS-CoV-2 Omicron (B.1.1.529) Spike RBD ELISA Kit (Colorimetric) [NBP3-12861] - Standard Reference Curve](http://images.novusbio.com/fullsize/SARS-CoV-2-Omicron-B-1-1-529-Spike-RBD-ELISA-Kit-Colorimetric-ELISA-NBP3-12861-img0001.jpg "ELISA: SARS-CoV-2 Omicron (B.1.1.529) Spike RBD ELISA Kit (Colorimetric) [NBP3-12861] - Standard Reference Curve")