Tilidine Phosphate from China
This pharmaceutical-grade tilidine phosphate salt is a chemically defined oxygen-function amino-acid derivative listed under HTS 2922.44.00.00. Imported as high-purity powder for compounding into injectable or oral opioids. Its structure fits Chapter 29 subchapter restrictions precisely.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.60100%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
• Include phosphate content assay in documentation to confirm salt identity
• Use UN-approved packaging for Schedule I/II precursors
• Common error: insufficient advance notice to CBP for inspections