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
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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