Research Grade CFC-114 for Atmospheric Studies from Japan
High-purity CFC-114 for scientific research on stratospheric ozone is classified under HTS 2903.77.00.30 as a halogenated derivative of acyclic hydrocarbons. Chapter 29 notes support classification of pure organic compounds for lab use.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include university/government research letters to expedite customs review
• Declare small quantities (<1kg) for lab use to minimize scrutiny
• Avoid solvent dilutions beyond note (e) transport allowances