这个测试条上面的抗原有N和S1两种，可以用于打疫苗后监测抗体

https://www.code1supply.com/assets/images/Updated%20IFU.pdf

The Ecotest COVID-19 IgG/IgM Rapid Test Device is a lateral flow immunochromatographic assay for the detection of SARS-CoV-2 antibodies in venous whole blood, serum or plasma. This test uses anti-human IgM antibody (test line IgM), anti-human IgG (test line IgG) and goat anti-mouse IgG (control line C) immobilized on a nitrocellulose strip. The conjugate pad contains recombinant SARS-CoV-2 antigen (antigen is recombinant Nucleocapsid Protein and Spike Protein (S1)) conjugated with colloid gold.

 

俺打算买个大包装的，比较便宜。隔几个月测一下，没了就去打一针。

https://www.code1supply.com/ecotest-15-minute-rapid-covid-19-antibody-test-kit.html