Singclean COVID-19 Neutralizing Antibody Test Kit
Limitation. 1. SARS-CoV-2 antigen rapid test (COVID-19 Ag) is only used for in vitro diagnosis. This test is used to detect SARS-CoV-2 antigen in human throat and nasal secretions. In the case of saliva specimens, the viral load is usually low. If it is found to be negative in saliva but has symptoms of COVID-19, it is recommended to repeat the ...
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