APT-Feed Tungsten Concentrate from Mexico
Purified concentrate specifically prepared as feedstock for ammonium paratungstate (APT) production, with low silica/phosphorus impurities. HTS 2611.00.60.00 applies to all tungsten concentrates including those for chemical processing.
Duty Rate — Mexico → United States
0%
Rate breakdown
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
• Specify impurity levels in documentation to prevent reclassification as chemicals
• Verify country-of-origin rules as China dominates tungsten supply
• Consider anti-dumping duties applicable to certain tungsten concentrate origins