Tributyl Phosphate (TBP) from Mexico
TBP functions both as extractive solvent and secondary plasticizer in cellulose acetate and nitrocellulose coatings. Under HTS 2919.90.50.10 when specified for plasticizer use, this trialkyl phosphate provides rapid solvency. Common in nail polish and printing ink formulations.
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
• Specify plasticizer versus extractant end-use in commercial invoice to secure correct classification
• Include flash point certification (>140°C) for shipping classification
• Monitor CPSC limits for children's products (<0.1% TBP migration)