PCB Etchant Solution from Germany
Ammonium persulfate-based mixture with sulfuric acid for etching copper from circuit boards. 3824.99.93 as electronics manufacturing chemical preparation. Selective copper removal for PCB fabrication.
Duty Rate — Germany → United States
15%
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
• Spent etchants may be 3825 wastes; import fresh only
• Concentration details critical for classification
• Corrosive labeling mandatory