Zinc Phosphite from Germany
Zinc phosphite (ZnHPO3) functions as a corrosion inhibitor and flame retardant in coatings. It is a phosphonate under HTS 2835.10.00.00 as a zinc salt meeting inorganic base criteria. The white powder disperses well in polymer matrices.
Duty Rate — Germany → United States
13.1%
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
• TSCA registration needed; specify particle size in specs; test for soluble zinc limits