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2903.77.00.80/1-Chloro-1,2,2,2-Tetrafluoroethane (HCFC-124)/Canada

1-Chloro-1,2,2,2-Tetrafluoroethane (HCFC-124) from Canada

Although containing hydrogen, HCFC-124 (CHClFCF3) is sometimes misclassified but fits broader halogenated acyclic with F/Cl; however strictly per chapter notes, pure perhalogenated only. Used as refrigerant transition compound. Under 2903.77.00.80 as other F/Cl halogenated acyclic hydrocarbon.

Duty Rate — Canada → United States

13.7%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Confirm molecular formula via GC-MS analysis to prove perhalogenation status

• Phase-down quotas apply; check current AIISA allocations