Fumaric Acid for Paper Sizing from Japan
Fumaric acid used in alkyl ketene dimer production for paper sizing agents. Pure form qualifies under HTS 2917.19.1700 as other acyclic polycarboxylic acid per Chapter 29 chemical compound provisions.
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
• Specify paper industry end-use in commercial invoice
• Monitor TSCA inventory status for US chemical import
• Ensure moisture content <0.5% for sizing grade specs