2903.78.00.00/Perfluorotributylamine/Japan

Perfluorotributylamine from Japan

(C4F9)3N, perhalogenated tertiary amine with acyclic fluorocarbon chains. 2903.78.00.00 as perhalogenated hydrocarbon derivative; nitrogen secondary function. Oxygen-free heat transfer fluid.

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%

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Import Tips

• Density 1.88 g/mL; volumetric vs gravimetric customs valuation

• Confirm no C-H bonds via 19F-NMR for perhalogenation proof

• Excellent dielectric; common in semiconductor manufacturing imports