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3-Methylbutyric Acid from China

3-Methylbutyric acid (isovaleric acid) is a branched saturated acyclic C5 monocarboxylic acid with cheesy odor used in flavors. Classifies under HTS 2915.90.50 as other saturated monocarboxylic acids.

Duty Rate — China → United States

41.3%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Ventilate containers - strong odor may trigger hazmat inspection

Include refractive index (1.395-1.399) for identity confirmation

Separate from strong oxidizers per safety data requirements