D-Lysergic Acid Sodium Salt from Mexico
D-Lysergic acid sodium salt is the sodium salt form of the natural D-isomer of lysergic acid from ergot alkaloids, classified in HTS 2939.63.00.00 per chapter notes on organic compound salts. Primarily used as a synthetic intermediate.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Specify stereochemistry (D- vs L-) in import documentation to match tariff description
• Comply with REACH registration if manufacturing within EU before export to US
• Use proper segregating packaging to prevent cross-contamination with other alkaloids