Metal Pickling Liquor Preparation from China
Acid-based mixture with inhibitors for cleaning metal surfaces during pickling processes in manufacturing. Classified in 3824.99.93 as a chemical preparation not elsewhere specified, used in allied metal industries. Prevents excessive corrosion during descaling.
Duty Rate — China → United States
42.5%
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
• Classify as waste only if spent/unusable per chapter notes; new preparations stay here
• Include pH and inhibitor details in documentation for CBP review
• Comply with EPA hazardous waste import notifications if applicable