COVID-19 (SARS-CoV-2) Antigen Test Kit (Colloidal Gold) In Germany Warehouse Sichuan Zhengning Medical News The COVID-19 (SARS-CoV-2) Antigen Test Kit (Colloidal Gold) contains the following materials: Box IFU Nasal swab Test device Collection bag Antigen Extraction Tube below is the packing for 5 in 1 for more details, please download the catalog. January 21, 2022