</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Resorcinol Bis(diphenyl Phosphate) from China

RDP is a halogen-free flame retardant derived from resorcinol and phenyl phosphates for engineering plastics. Falls under HTS 2920.90.2000 as aromatic phosphoric acid ester per numerical order rule. High thermal stability for polycarbonate applications.

Duty Rate — China → United States

44%

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

Specify oligomer content; high molecular weight versions may face mixture classification

Engineering plastic manufacturers need consistent purity (>97%) for classification