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
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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