Influenza A/B Antigen Test Strip from China
Lateral flow test strips containing influenza A and B viral antigens with detection antibodies on nitrocellulose backing. Classified under HTS 3822.19.0030 due to antigen-containing prepared laboratory reagents. Used for rapid respiratory infection diagnosis in clinical labs.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide antigen specificity certificates and CLIA waiver status for laboratory classification
• Ensure reagents are labeled for professional use only to avoid retail kit reclassification
• Include stability data and storage requirements in shipping documentation