2,2,4-Trimethyl-1,2-dihydroquinoline from China
Quinoline derivative with secondary amine nitrogen function used in rubber antidegradants. 2929.90.50 as other nitrogen-function compound outside specific quinoline headings. Polymer form would be Chapter 39.
Duty Rate — China → United States
31.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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
• Monomer purity critical vs polymer; Aroma compound declaration if odoriferous additives present; Dimer content affects classification