Potassium Metal Chunks from China
High-purity potassium metal supplied in small chunks under mineral oil, used in organic synthesis and as a reducing agent. Falls under HTS 2805.19.90.90 as other alkali metals. Highly flammable and reactive with water.
Duty Rate — China → United States
30.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Classify as UN1400 hazardous material; use UN-approved drums with nitrogen blanketing
• Include assay reports confirming alkali metal content; comply with TSCA import requirements