IMPORTANT The test should be performed using a nose sample only. Insert the fabric tip of the swab just inside one nostril (about 1.5cm up your nose). Gently wipe the swab around the inside of your nostril in a circular motion 5 times for at least 5 seconds. Slowly remove it.
china shenzhen huaree tech Biological, Disposable sterile sampling swab, Disposable Virus Sampling Tube, COVID-19 Rapid Antigen Test Kits, saliva collector production direct manufacturers