Pivalic Acid from Mexico
Pivalic acid (trimethylacetic acid, 2,2-dimethylpropanoic acid) is a branched saturated acyclic monocarboxylic acid used in pharmaceuticals, pesticides, and polymer synthesis. Classified under HTS 2915.90.18.90 as 'other' saturated acyclic monocarboxylic acids per Chapter 29 structure-based classification.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include GC-MS analysis confirming >98% purity to avoid mixture classification in Chapter 38
• Declare correct UN 3265 (corrosive liquid, acidic) for DOT/IMDG shipping compliance
• Verify not classifiable as formic/acetic (2915.11-13) by molecular structure documentation