Technical Grade Sodium Sulfite Solution 40% from China
Aqueous solution containing 40% sodium sulfite by weight, used in water treatment and paper pulping as an oxygen scavenger. It qualifies for HTS 2832.10.00.00 as chemically defined sodium sulfites, regardless of aqueous form.
Duty Rate — China → United States
39%
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
• Declare exact concentration on commercial invoice to confirm it's not a diluted mixture under 3824; use UN-approved packaging for corrosive liquids
• Watch for concentration variance causing duty disputes