2918.19.90.00/2-Hydroxybutyric Acid/Japan

2-Hydroxybutyric Acid from Japan

This alpha-hydroxy acid contains the required carboxylic-alcohol structure for 2918.19.90.00 classification. Used in polymer synthesis and metabolic studies.

Duty Rate — Japan → United States

4%

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
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Import Tips

• Confirm optical purity if chiral applications to document isomer status

• Provide molecular formula verification (C4H8O3) in COA

• Avoid retail packaging that might trigger chapter 38 classification