</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
2841.80.00.10/Ammonium Silicotungstate/Canada

Ammonium Silicotungstate from Canada

Ammonium silicotungstate ((NH4)4SiW12O40) used in ion-exchange resins and analytics. As a complex tungstate salt of ammonium, properly classified in HTS 2841.80.0010.

Duty Rate — Canada → United States

5.5%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))
Calculate with your customs valueVerify classification with AI

Import Tips

• Molecular weight confirmation distinguishes from simple tungstates

• Ion-exchange end-use declaration

• Stable solid form simplifies shipping

Ammonium Silicotungstate from Canada — Import Duty Rate | HTS 2841.80.00.10