Perfluorodiglyme from Germany
CF3(OCF2CF2)2OCF3, perfluorinated diether technically acyclic despite ether linkages. 2903.78.00.00 as perhalogenated acyclic hydrocarbon derivative per chapter scope. Specialty heat transfer fluid.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Confirm acyclic classification vs cyclic perfluoroethers in 2939
• Boiling point 112°C; stable to 400°C but avoid Lewis acids
• Fully fluorinated; no hydrogen for FTIR confirmation of purity