Cumene Sulfonic Acid from Germany
Cumene sulfonic acid from isopropylbenzene sulfonation. HTS 2904.99.50.00 covers branched alkylaromatic sulfonates. Intermediate for dispersants.
Duty Rate — Germany → United States
13.7%
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
• Isopropyl vs n-propyl isomer verification via GC-MS
• Azeotropic distillation residue exclusion documentation