Sodium Persulfate Crystals from China
Sodium persulfate (Na2S2O8) in crystalline form is a strong oxidizing agent used in chemical synthesis and polymerization processes. It falls under HTS 2833.40.20.00 as a peroxosulfate of sodium, chemically defined per Chapter 28 notes. Primarily imported for industrial applications like etching and bleaching.
Duty Rate — China → United States
38.7%
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 certificates to confirm chemical definition under Chapter 28 Note 1; ensure SDS complies with HAZMAT regulations for oxidizers; avoid misclassification as general sulfates in 2833.19