Clofibrate Reference Standard from China
Analytical reference standard clofibrate used for HPLC calibration in pharmaceutical quality control. Remains classified as pure chemical entity under HTS 2918.99.0500, specifically named aromatic carboxylic ester with oxygen function per Chapter 29 definitions. Not a finished medicament.
Duty Rate — China → United States
43.3%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide NIST-traceable certificate with assigned purity value; declare as 'Analytical Reference Material'
• Small package sizes (<100g) typical; ensure tamper-evident HPLC vial packaging
• Avoid 'pharmaceutical' declaration to prevent FDA drug import requirements