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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document stabilizer as <0.1% non-functional additive solely for safety
• CBP may test for prohibited functional additives; retain chromatograms