New

Ask Wove anything about tariffs.

Try Tariff Assistant

PETN Pentaerythritol Tetranitrate from Mexico

PETN is a sensitive high explosive used in detonating cords, blasting caps, and demolition charges. It is classified under HTS 3602.00.00 as a prepared explosive, excluding propellant powders, based on its brisance and shock sensitivity.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter

Import Tips

• Declare exact assay percentage; impurities may shift classification to Chapter 29 chemicals

• Comply with ISHM regulations for high explosives; retail sales prohibited without federal license

• Avoid wooden packaging; use non-sparking metal containers to meet safety standards