Freon 12 Dichlorodifluoromethane 99.9% Pure from Mexico
High-purity dichlorodifluoromethane (99.9%) sold under the Freon 12 trademark, a colorless, non-flammable gas classified in HTS 2903.77.0050 due to its perhalogenated structure with only fluorine and chlorine. Used historically in refrigeration compressors and now for precision cleaning in aerospace applications. Meets chapter 29 note (a) as a separate chemically defined organic compound.
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
Import Tips
• Label cylinders with UN 1028 and DOT specifications; ensure pressure vessel compliance for transport
• Provide GC-MS analysis certificates to prove absence of impurities exceeding 0.1%
• Check for anti-dumping duties or quotas on HCFC imports under U.S. environmental regulations