Impregnated Coconut Shell Activated Carbon from China
Coconut shell activated carbon impregnated with potassium iodide for mercury vapor control. Though impregnated, base classification remains HTS 3802.90.50.00 as activated carbon if impregnant is minor. Used in industrial flue gas systems.
Duty Rate — China → United States
39.8%
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
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)
Import Tips
• Disclose impregnant percentage; over 10-20% may reclassify to 3824 mixtures
• EPA TSCA reporting required for certain impregnants like silver or copper
• Specify end-use in invoice to prevent generic chemical classification