Phthalic Acid Crystals from Germany
Phthalic acid (1,2-benzenedicarboxylic acid) in crystalline form serves as an intermediate for phthalic anhydride production and direct use in resins. Specifically enumerated under HTS 2917.39.04.00 as an aromatic polycarboxylic acid. Qualifies as chemically defined compound per Chapter 29 note (a).
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
• COA must specify isophthalic acid <0.5% to prevent mixture classification under note (b)
• pH testing documentation required; confirm carboxylic acid functionality vs ester derivatives
• Avoid retail packaging that triggers Chapter 29 exclusion for consumer preparations