2,4-Dinitrophenylhydrazine from China
2,4-Dinitrophenylhydrazine (DNPH) is a dinitrated phenylhydrazine derivative, chemically defined and used for aldehyde/ketone detection. Classifies under HTS 2928.00.15.00 as hydrazine derivative with permitted nitrated substituents.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
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)
Import Tips
• CAS 119-26-6 declaration; provide HPLC purity >98% certificate
• UN 1577 explosive precursor; obtain ATF permits if required for quantities
• Do not misclassify as dye intermediate without dilution proof