4,4'-Methylenebis(N,N-dimethylaniline) Iminium Salt from China
This aromatic iminium salt serves as an intermediate in dye manufacturing and photographic chemicals. It qualifies for HTS 2925.29.60.00 as an aromatic imine derivative salt, explicitly covered by heading 2925 and Chapter 29 salt classification rules.
Duty Rate — China → United States
44%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Submit salt formation analysis showing organic base with iminium cation per Chapter 29 note 3(C)
• Include wastewater treatment plans if manufacturing site requires EPA pretreatment certification
• Avoid anti-dusting agents exceeding Chapter 29 note (g) limits to prevent reclassification