Zinc Oxide Concrete Corrosion Inhibitor from Germany
An inorganic powder additive containing zinc oxide compounds designed to inhibit corrosion of steel reinforcement in concrete structures. It qualifies for HTS 3824.40.20.00 as a prepared inorganic additive specifically for cement and concrete use. The zinc reacts to form protective layers on rebar surfaces.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Confirm zinc content via assay certificate; ensure dosage instructions match concrete mix designs; watch for reclassification if marketed as general paint pigment