2826.90.90.90/Ammonium Bifluoride/Canada

Ammonium Bifluoride from Canada

Ammonium bifluoride (NH4HF2) serves as a chemical intermediate and rust remover. Under HTS 2826.90.90.90 as other complex fluorine salts; Chapter notes confirm ammonium salts of fluorine compounds belong in 2826. Chemically defined inorganic compound.

Duty Rate — Canada → United States

3.1%

Rate breakdown

9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter

Calculate with your customs value Verify with the Tariff Assistant

Import Tips

• Classify with CAS 1341-49-7 documentation; ship as UN 1727 corrosive; test for free ammonia to prevent reclassification as simple fluoride