Cyclodecane from Japan
Cyclodecane (C10H20) is a medium-ring saturated cycloalkane serving as a phase-change material and polymer precursor. It qualifies under HTS 2902.19.0050 as a higher cyclane not specifically provided for.
Duty Rate — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Demonstrate ring size via mass spectrometry fragmentation patterns
• Maintain storage below 10°C to prevent solid phase transition during customs inspection
• Certify synthetic origin to avoid Chapter 27 petroleum hydrocarbon classification