Isophthalic Acid Technical Grade from Japan
Isophthalic acid is a meta-substituted aromatic dicarboxylic acid used in alkyd resins, polyester coatings, and copolyesters. Classified under HTS 2917.39.70.00 as an aromatic polycarboxylic acid not specifically enumerated elsewhere in heading 2917. This meta-isomer provides superior chemical resistance in coatings.
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
• Require manufacturer's specification sheet confirming 99%+ purity for Chapter 29 classification
• Bulk powder shipments need anti-caking stabilizers documented to remain under this heading
• Avoid classifying as Chapter 38 if blended with solvents beyond transport stabilization limits