</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

3-Methyl-5-Pyrazolone with Stabilizer from China

3-Methyl-5-pyrazolone containing added stabilizer for transport preservation is classified under HTS 2933.19.70.00 per Chapter 29 note (f). The stabilizer does not alter its primary pyrazole ring classification.

Duty Rate — China → United States

37.5%

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

Document stabilizer composition and concentration to justify Chapter 29 classification

Ensure stabilizer additions don't exceed 'necessary for preservation' threshold

Label as 'contains stabilizer' to match import documentation