1,4-Butanediol from Mexico
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 — Mexico → United States
5.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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