Methyl Chloroform Viral Antigen Microplate from China
96-well microplates coated with viral antigens preserved in methyl chloroform solution for high-throughput ELISA screening in research labs. Essential for COVID-19 serology and influenza diagnostics. HTS 3822.19.0010 classification applies due to the specific solvent in the prepared diagnostic reagent.
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
• Register with EPA for ozone-depleting substance (ODS) import quotas on methyl chloroform
• Include validated test protocols demonstrating diagnostic accuracy for customs review
• Package as individual kits to prevent aggregation under bulk chemical headings