Carbon Tetrachloride Antibody Detection Strip from China
Prepared laboratory test strips on backing with immobilized antibodies and carbon tetrachloride preservative for detecting autoimmune disorders. Commonly used in hospital pathology labs for rapid point-of-care testing. Falls under HTS 3822.19.0010 specifically due to carbon tetrachloride content in the reagent formulation.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Declare exact carbon tetrachloride concentration to comply with Montreal Protocol import restrictions
• Provide lot-specific certificates of analysis confirming diagnostic reagent purity
• Avoid bulk packaging that could trigger reclassification as chemical preparations under 3824