Rust Remover Pickling Gel from China
Thixotropic gel containing hydrofluoric and sulfuric acids for vertical surface rust removal on stainless steel. HTS 3810.90.5000 covers this metal pickling preparation, preventing drips during tank/vessel maintenance. Neutralizes to phosphate conversion coating.
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
• Hydrofluoric acid declaration (<5%) triggers special handling protocols
• Gel rheology testing confirms pickling vs general cleaner status
• Passivation test compatibility for 300-series stainless validation