2920.21.00.00/Dimethyl Phosphite with Stabilizer/Japan

Dimethyl Phosphite with Stabilizer from Japan

Dimethyl phosphite stabilized with BHT for transport stability is a phosphite ester under HTS 2920.21.00.00, as chapter note (f) allows stabilizers necessary for preservation without changing classification. Used in herbicide synthesis.

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

• Document stabilizer as <0.1% to stay within note (f); use DOT-approved stainless steel drums; declare exact composition to avoid duties on mixtures