2918.30.90.00/2-Ketobutyric Acid/Mexico

2-Ketobutyric Acid from Mexico

2-Ketobutyric acid is an alpha-keto acid with four carbons, fitting HTS 2918.30.90.00 as a carboxylic acid with ketone function. Applied in amino acid synthesis and metabolic pathway studies.

Duty Rate — Mexico → United States

3.7%

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

• Refrigerated transport required (2-8°C) with temperature logger

• TSCA inventory confirmation mandatory for lab chemicals

• Distinguish from butyric acid (2915.60) lacking keto group

2-Ketobutyric Acid from Mexico — Import Duty Rate | HTS 2918.30.90.00