Laboratory Reagent Tartar Emetic from Mexico

High-purity tartar emetic (potassium antimony tartrate) labeled for laboratory reagents in analytical procedures. Falls under HTS 2918.13.10.00 per chapter notes for chemically defined organic compounds. Comes with batch-specific purity assays.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Import Tips

Include reagent grade specification in invoices; segregate from food chemicals to avoid contamination claims; monitor shelf-life declarations