Purified Isophthalic Acid (PIA) from Germany
High-purity isophthalic acid (>99.8%) produced via cyclohexane oxidation process, used in high-performance coatings and specialty polyesters. Meets HTS 2917.39.1500 criteria as chemically defined aromatic dicarboxylic acid. Essential comonomer for PET bottle resins.
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
• Include chromatogram confirming <20 ppm p-toluic acid impurity
• Declare CAS 121-91-5 and molecular formula C8H6O4 on commercial invoice
• Confirm no hormone precursors per Chapter 29 hormone definitions