2905.39.90.00/1,4-Butanediol/Japan

1,4-Butanediol from Japan

1,4-Butanediol (BDO) is an acyclic diol used primarily in polyurethane and spandex production, falling under HTS 2905.39.90.00 as a straight-chain diol other than the principal named diols. Its two terminal hydroxyl groups define its acyclic alcohol classification.

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

• Include COA verifying >99% purity to distinguish from polymer-grade mixtures classifiable elsewhere

• Declare exact stabilizer content (<1% typical) to meet Chapter 29 note (f) allowance

• Avoid retail packaging that could trigger Chapter 38 prepared chemical classification