3827.39.00.00/HCFC Foam Blowing Agent Mixture/Mexico

HCFC Foam Blowing Agent Mixture from Mexico

Mixture containing HCFC-141b and HCFC-142b used as auxiliary blowing agents in polyurethane foam production for insulation panels. Classified under 3827.39.00.00 as HCFC mixtures for industrial chemical processes. Reduces foam density while maintaining thermal properties.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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Import Tips

• Provide foam manufacturing process documentation; comply with Significant New Alternatives Policy (SNAP) rules; segregate from CFC-containing stocks