p-Xylene with Stabilizer from Japan
p-Xylene containing polymerization inhibitor (e.g., 10 ppm t-butylcatechol) necessary for safe transport, still classified as the base compound under HTS 2902.43.00.00 per Chapter 29 note (f). Used in chemical intermediate production.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document stabilizer addition solely for preservation/transport to maintain Chapter 29 classification
• Specify inhibitor concentration (<50 ppm) on COA to avoid Chapter 38 mixture classification
• Ensure compatibility testing for stainless steel 316L tankers used in bulk import