Polymerization Grade Ethylbenzene from Japan
Ultra-high purity ethylbenzene (99.9%+) with low benzene content (<50 ppm) for dehydrogenation reactors producing polystyrene precursor styrene. Classifies under 2902.60.00.00 as defined cyclic hydrocarbon per Chapter 29 exclusion from petroleum mixtures.
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
• Provide GC purity chromatogram showing <100 ppm non-aromatics to prevent Chapter 27 misclassification
• Use nitrogen-padded ISO tanks to prevent oxidation during ocean transit
• Include alkylation catalyst residue analysis (<1 ppm) in documentation