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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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