3827.51.00.00/HFC-23 Foam Blowing Agent Blend/Japan

HFC-23 Foam Blowing Agent Blend from Japan

Polyurethane foam blowing agent mixture incorporating HFC-23 for insulated panels and appliances. Falls under HTS 3827.51.00.00 because it contains trifluoromethane without CFCs or HCFCs, used in energy-efficient insulation production.

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%

Calculate with your customs value Verify classification with AI

Import Tips

• Foam end-product EPA registration may be required for blowing agents

• Vapor pressure and flammability data sheets essential for classification

• Document compatibility with specific polyol/isocyanate systems