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Sodium Tetraborate Decahydrate (Borax) from China

Sodium tetraborate decahydrate, commonly known as borax, is a hydrated sodium borate salt used in detergents, glass manufacturing, and as a flux. It falls under HTS 2840.20.00.00 as 'other borates' since it is a chemically defined inorganic borate compound excluding peroxoborates. This white crystalline powder is essential in cleaning products and metallurgy.

Duty Rate — China → United States

41.2%

Rate breakdown

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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Verify purity and hydration level via Certificate of Analysis to confirm classification as chemically defined borate

Ensure SDS and proper labeling for hazardous material handling during import

Avoid misclassification as a mixture by providing documentation proving single compound status