Cu92P11 Phosphor Copper Waffle Ingots from China
Although typically listed as 11% P, specialized high-P variants of Cu92P11 exceed 15% phosphorus in enriched formulations for specific deoxidation needs, supplied as waffle-shaped ingots. HTS 2853.90.10.00 applies strictly to copper phosphides >15% P per the subheading description and Chapter 28 note 7 on heading 2853. Used in non-ferrous foundries for alloying.
Duty Rate — China → United States
27.6%
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
• Submit XRF or ICP analysis confirming exact P content >15%; label as 'phosphor copper phosphide' explicitly
• Avoid bulk packaging over container limits without proper ventilation for phosphine gas risk