Maleic Acid for Unsaturated Polyester Resins from Germany
High-reactivity maleic acid specifically produced for unsaturated polyester resin (UPR) manufacture, classified under HTS 2917.19.23.00. Optimized color (APHA <20) and acid number (390-410 mg KOH/g). Essential raw material for composites and gelcoats.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Specify Gardner color scale and APHA color values in COA for resin manufacturers
• Use nitrogen-blanketed storage to prevent oxidation during transshipment
• Verify ortho-phthalic acid ratio compatibility for specific resin formulations