L-Lysine Sulfate from Japan
L-Lysine sulfate (2:1 lysine to sulfuric acid) is an alternative salt form to hydrochloride, used in specialized nutritional and pharmaceutical applications requiring lower chloride content. Falls under 2922.41.00.90 as 'other' lysine salts per Chapter 29 note (C)(1) on organic salts classification.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6211.3%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
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
• Submit sulfate content analysis (typically 20-25%) and lysine assay to verify composition
• Distinguish from fertilizer ammonium sulfate; declare CAS 6082-56-4 explicitly