China 2021 Best Selling Competitive Antigen Nasopharyngeal Swab Saliva Antigen Rapid Test Kits, Find details about China Antigen Rapid Test Kit, Antigen Test Kit from 2021 Best Selling Competitive Antigen Nasopharyngeal Swab Saliva Antigen Rapid Test Kits
One-Step Antigen Rapid Test Kit is a lateral flow immunoassay intended for the qualitative detection of virus antigen in direct anterior nares and mid-turbinate swabs from suspected individuals of symptomatic or asymptomatic with virus infection by their healthcare provider within the first seven days of symptom onset.