Tris(nonylphenyl) Phosphite from Mexico
Tris(nonylphenyl) phosphite (TNPP) is a high-temperature stabilizer for synthetic rubber compounds. Falls under HTS 2920.29.00.00 as an aromatic phosphite ester.
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
• Molecular weight distribution data essential due to oligomeric nature
• Confirm <1% phenol content to avoid phenol classification under 2907
• RoHS compliance documentation for electronics industry applications