Glyceric Acid from Mexico
Glyceric acid features a carboxylic group with adjacent hydroxyl functionality, classified under 2918.19.90.00. Applied in sugar chemistry research and as a chiral building block.
Duty Rate — Mexico → United States
14%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify D- vs L-isomer configuration to avoid mixture classification issues
• Include stabilization declarations if anticaking agents present per note 1(f)
• Verify against crude glycerol exclusions in chapter notes