COVID-19 Nucleocapsid Protein Quantitative Rapid Antigen Test

RayBio COVID-19 rapid antigen test for detection of SARS-CoV-2 nucleocapsid protein in saliva and nasal swab samples. Quantitative, high-sensitivity time-resolved fluorescence (TRF) lateral flow assay. This Product is for Research Use Only. Not for use in in vitro diagnostics.


Assay Format

Number of Targets Detected:
Species Detected:
  • Virus
Compatible Sample Types:
  • Nasal Swab
  • Saliva
Method of Detection:
Time-resolved Fluorescence (TRF) scanner
Solid Support:
Lateral Flow

Product Specifications

25 tests

Protein Information

Gene Symbols:
  • N
Protein Name & Synonyms:
Nucleoprotein, Nucleocapsid protein, Protein N

Kit Components

Component Specification Quantity Ingredients
Detection Cassette 1 unit / bag 25 bags / kit Test cassette, desiccant
Sample Diluent 300 µl / tube 3 tubes / kit Sample diluent, liquid
Lysis buffer 300 µl / tube 3 tubes / kit Lysis buffer, liquid
ID card (includes standard curve) 1 unit / box 1 unit per kit ID card
Manual 1 unit / box 1 unit per kit Manual


Keep kits in a cool and dry place at 4-30°C. Correctly stored kits are valid for 12 months (see the box for expiration date).

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This product is furnished for LABORATORY RESEARCH USE ONLY.
Not for diagnostic or therapeutic use.