2931.90.10.00/Irgafos 126 Stabilizer (4,4'-Diphenylbisphosphonous Acid Derivative)/Japan

Irgafos 126 Stabilizer (4,4'-Diphenylbisphosphonous Acid Derivative) from Japan

Commercial-grade Irgafos 126, chemically 4,4'-diphenylbisphosphonous acid di(2',2",4',4"-di-tert-butyl)phenyl ester, used as a phosphite antioxidant in polypropylene and polyethylene resins. Falls under HTS 2931.90.10.00 as the specifically named aromatic organo-inorganic compound with phosphorus-carbon bonds.

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

• Submit commercial invoices specifying CAS number and matching the exact chemical name to prevent customs disputes over trade names

• Ensure packaging is industrial drums (>25kg) not retail; consumer packaging may trigger Chapter 38 reclassification