Sodium Bisulfate Metal Pickling Solution from China
Aqueous solution of sodium bisulfate used to remove rust and scale from steel surfaces prior to painting or galvanizing. Classified under HTS 3810.90.2000 as a pickling preparation consisting wholly of inorganic substances like sodium bisulfate, water, and mineral acids. It prepares metal for further processing without organic additives.
Duty Rate — China → United States
37.5%
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 composition via lab analysis to confirm 100% inorganic content; organic inhibitors disqualify from this subheading
• Include Safety Data Sheets (SDS) and TSCA certification for EPA compliance on acid-based preparations
• Label as 'corrosive' per DOT regulations; avoid misclassification as general cleaning agents under 3402