N-Phenethyl-4-piperidone with Anti-Dusting Agent from Mexico
NPP powder treated with silica anti-dusting agent (<0.5%) per Chapter 29 note 2(g) for safe handling and identification. Maintains classification as pure heterocyclic compound HTS 2933.37.00.00. Essential for bulk pharmaceutical intermediate production.
Duty Rate — Mexico → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Anti-dusting agent <2% by weight; document doesn't render 'specific use' per note 2(g)
• Dust explosion risk assessment required for bulk powder imports >25kg
• Batch analysis confirming no functional group modification from additive essential