Isopentane Low Boiling Fraction from Japan
Distilled isopentane fraction (boiling point ~28°C) for precision applications in organic synthesis. HTS 2901.10.30.00 as saturated acyclic isomer per chapter notes. High assay purity minimizes side reactions.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Provide distillation range specs; inert atmosphere packaging
• Pitfall: thermal instability in hot climates