Diisodecyl Pentaerythritol Diphosphite from Japan
Diisodecyl pentaerythritol diphosphite is a multi-functional phosphite antioxidant for polyolefins. Complex phosphite ester structure classified under HTS 2920.29.00.00.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide molecular structure diagram showing dual P-OR functionality
• High melting point requires drum heating specifications
• Confirm no P=O bonds via 31P-NMR to avoid phosphate classification