Industrial Grade Difluoromethane HFC-32 Bulk Supply from China
Bulk industrial difluoromethane (HFC-32) for large-scale refrigerant blending and manufacturing, transported in ton-cylinder containers. Pure chemical compound per Chapter 29 definitions, not rendered specific-use by transport packaging. GWP of 675 makes it transitional refrigerant.
Duty Rate — China → United States
16.2%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Secure IMC (Import Manufacture Certificate) for bulk HFCs; document end-use in chemical manufacturing
• Comply with PHMSA hazmat table 173.181 for ton containers; pressure testing mandatory
• Avoid misclassification as waste (3825.20) if recycling contaminated refrigerant streams