Pricing & Availability
Regulatory Status
Other Names
SARS CoV-2, coronavirus, SARS-CoV-2 spike protein, COVID-19, 2019-nCoV, severe acute respiratory coronavirus 2 spike glycoprotein S1, SARS-CoV-2 S1 Subunit, 2019 novel coronavirus S1 protein
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Product Citations
  • RAPID-MAX_Human_SARS-CoV-2_Spike_RBD_ELISA-kit_102821
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447709 1 Pre-coated Plate 531€
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The BioLegend RAPID MAX™ SARS-CoV-2 Spike RBD Human IgG ELISA Kit is an indirect Enzyme-Linked Immunosorbent Assay (ELISA) with a pre-coated, 96-well strip plate. Standards and samples are added into the wells, followed by a biotinylated SARS-CoV-2 Spike RBD Protein. This is followed by a donkey anti-Human IgG detection antibody. This kit is specifically designed for the accurate quantitation of SARS-CoV-2 Spike RBD Human IgG from serum and plasma. It is analytically validated with ready-to-use reagents.

Product Details
Technical Data Sheet (pdf)

Kit Contents

Kit Contents
  • RAPID MAX™ Pre-coated 96-well StripMicroplate
  • SARS-CoV-2 Spike RBD Human IgG Detection Antibody
  • SARS-CoV-2 Spike RBD Human IgG Capture Protein
  • Human SARS-CoV-2 Spike S1 IgG Lyophilized Standard
  • Assay Buffer B
  • Wash Buffer (20X)
  • Substrate Solution D
  • Stop Solution
  • Plate Sealers

Product Details

Verified Reactivity


0.14 ng/mL
Standard Range
0.63 – 40 ng/mL
Materials Not Included
  • Microplate reader able to measure absorbance at 450 nm
  • Adjustable pipettes to measure volumes ranging from 1 μL to 1,000 μL
  • Deionized water
  • Wash bottle or automated microplate washer
  • Log-Log graph paper or software for data analysis
  • Tubes to prepare standard dilutions
  • Timer
  • Plate Shaker
  • Polypropylene vials
  • Phosphate-Buffered Saline (PBS)

Related FAQs

There are no FAQs for this product.
Go To Top Version: 1    Revision Date: 10/28/2021

For Research Use Only. Not for diagnostic or therapeutic use.


This product is supplied subject to the terms and conditions, including the limited license, located at www.biolegend.com/terms) ("Terms") and may be used only as provided in the Terms. Without limiting the foregoing, BioLegend products may not be used for any Commercial Purpose as defined in the Terms, resold in any form, used in manufacturing, or reverse engineered, sequenced, or otherwise studied or used to learn its design or composition without express written approval of BioLegend. Regardless of the information given in this document, user is solely responsible for determining any license requirements necessary for user’s intended use and assumes all risk and liability arising from use of the product. BioLegend is not responsible for patent infringement or any other risks or liabilities whatsoever resulting from the use of its products.


BioLegend, the BioLegend logo, and all other trademarks are property of BioLegend, Inc. or their respective owners, and all rights are reserved.


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Toll-Free Phone: 1-877-Bio-Legend (246-5343) Phone: (858) 768-5800 Fax: (877) 455-9587


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