Anhydrous Sodium Sulfate from China
Pure disodium sulfate (Na2SO4) in anhydrous form, a chemically defined inorganic salt used in industrial processes. Classified under HTS 2833.11.50 as 'other' disodium sulfate, excluding crude or refined natural forms. Essential for glass manufacturing and detergent production.
Duty Rate — China → United States
35.4%
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
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)
Import Tips
• Verify purity and anhydrous status via certificate of analysis to confirm HTS 2833.11.50 classification
• Ensure SDS and chemical passport documentation for customs clearance
• Avoid misclassification as natural sodium sulfate (2833.11.10) by proving synthetic origin