3-Quinuclidinyl Benzilate Powder from China
Pure 3-quinuclidinyl benzilate (QNB) is a synthetic heterocyclic compound containing a pyridine ring structure, classified under HTS 2933.39.61.10 as a specific product described in additional U.S. note 3 to section VI. It is a muscarinic antagonist used primarily in chemical and pharmaceutical research.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify DEA registration and end-user certificates due to its classification as a chemical weapon precursor; ensure chemical purity documentation meets 99%+ standards for chapter 29 eligibility; avoid retail packaging to prevent reclassification under chapter 38