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

Aluminum Phosphide Fumigant Tablets from China

Tablets releasing phosphine gas from aluminum phosphide (inorganic) for stored grain fumigation. Retail blister packs with warning labels, HTS 3808.99.70.00 as insecticidal preparation. Used in sealed structures for complete pest elimination.

Duty Rate — China → United States

42.5%

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

DOT hazardous classification required; phosphine monitor calibration docs

Common issue: improper UN packaging for air shipment

Aluminum Phosphide Fumigant Tablets from China — Import Duty Rate | HTS 3808.99.70.00