HFC-236cb Foam Blowing Agent from Germany
1,1,1,2,2,3-Hexafluoropropane (HFC-236cb) used as a zero ODP blowing agent in polyurethane spray foam insulation for building applications. Specifically enumerated under HTS 2903.46.10.00 as a saturated fluorinated derivative. Provides superior thermal insulation properties.
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
• Boiling point verification (-1.4°C) required for blowing agent performance specs
• Thermal conductivity data needed for insulation value certification
• Phase-out schedule documentation under AIM Act for HFC imports