HFO-1234ze Continuous Insulation Board Blowing Agent from Japan
HFO-1234ze for polyisocyanurate continuous lamination board production. 1,3,3,3-Tetrafluoropropene pure compound of HTS 2903.51.1000. Bulk tanker quantities for factory direct-fill systems.
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
• Tanker cleaning certificates between different HFO grades
• Factory direct-fill system engineering drawings
• Volume reconciliation reports for bonded warehouse transfers