Modified Toluene Sulfonic Acid Surfactant from Japan
A modified aromatic sulfonic acid derived from toluene, used in textile dyeing auxiliaries and emulsifiers. Meets 3402 criteria for organic surface-active agents with required surface tension reduction. Placed in 3402.31.10.00 for its aromatic or modified aromatic sulfonic acid nature.
Duty Rate — Japan → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide structural formula or CAS number (e.g
• 104-15-4 for p-TSA) for CBP verification
• Ensure no soap content to avoid Chapter 34 exclusion to heading 3401
• Label as 'not for direct retail' if bulk to prevent 3402.90 shift