Pentaerythritol Tetranitrate Stabilized HFC-125 from Mexico
No, correction: Pure HFC-125 with anti-dusting stabilizer for safe pneumatic filling systems. Permitted under chapter note 2(g) for identification/safety without changing general use, maintaining HTS 2903.44.10 classification.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document stabilizer as <0.1% non-functional additive solely for safety
• CBP may test for prohibited functional additives; retain chromatograms