Quinuclidin-3-yl Benzilate USP Reference Standard from China
USP-grade 3-quinuclidinyl benzilate used as a reference standard in pharmaceutical quality control, classified under HTS 2933.39.61.10 due to its specific chemical structure with pyridine hetero-atom. Meets chapter 29 requirements for chemically defined organic compounds.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide USP certificate and intended use declaration for analytical reference; maintain cold chain if stability requires refrigeration; avoid bulk quantities exceeding research needs to prevent diversion concerns