2920.29.00.00/Diisodecyl Pentaerythritol Diphosphite/Japan

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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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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