Sodium Hypophosphite from China
Sodium hypophosphite (NaH2PO2) is a white crystalline powder used as a reducing agent in chemical synthesis and electroless nickel plating. It falls under HTS 2835.10.00.00 as a phosphinate (hypophosphite) of an inorganic base, meeting the chemically defined criteria of Chapter 28. This compound is essential in industrial processes for metal surface treatment.
Duty Rate — China → United States
40.6%
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
• Verify purity certificate to confirm classification as chemically defined; ensure SDS includes phosphinate content for customs; watch for REACH compliance if transshipping from EU