Dinoseb Ammonium Salt from China
The ammonium salt of dinoseb (dinitrobutylphenol) offers improved solubility for foliar herbicide sprays in agriculture. HTS 2908.99.40.00 applies via chapter note 5(C)(1) for salts of the parent nitrated phenol compound. It's imported as a crystalline solid for formulation into crop protection products.
Duty Rate — China → United States
43%
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
• Declare ammonium content and pH stability in COA; ensure DOT hazard class 6.1 labeling; verify no optical impurities for ag use