SARS-COV-2 (COVID-19) Antibodies- EQA ProgramEQA Program / By star_admin 4 liquid samples (minimum 0,3 ml) of human plasma. 4 surveys per year. Analytical parameters Instructions for Use IFU_COVID_2021_01-02 Brochure ESfEQA_Brochure_anti-SARS-CoV