Sodium Aluminum Sulfate Hydrate from Germany
Sodium alum (NaAl(SO4)2·12H2O), also known as soda alum, is used in paper manufacturing and as a food additive (SAS). It is classified under HTS 2833.30.00.00 for its alum structure as a double sulfate.
Duty Rate — Germany → United States
11.6%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• For food-grade, include FDA compliance docs; test hydration level to distinguish from anhydrous forms
• Avoid bulk packaging mix-ups with single salts