Serinol (2-Amino-1,3-propanediol) from Mexico
Serinol is a simple amino-diol used as a pharmaceutical intermediate and in polymer synthesis, falling under HTS 2922.19.96 for amino-alcohols other than those everything with multiple oxygen types. It qualifies as a chemically defined organic compound per Chapter 29 note (a).
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include NMR or HPLC analysis proving chemical identity and purity for customs verification
• Register under TSCA if new chemical; provide intended use documentation to avoid Section 301 tariffs
• Ship in glass-lined containers to prevent contamination that could affect classification