Ammonium Hypophosphite from Germany
Ammonium hypophosphite (NH4H2PO2) is used in chemical reduction processes and polymer stabilizers. Classified as a phosphinate under HTS 2835.10.00.00 since chapter notes include ammonium salts. It is a white crystalline solid with strong reducing properties.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include ammonium content certification; store below 60°C to prevent decomposition; segregate from oxidizers in shipping docs