L-Histidine Base from Germany
L-Histidine Base serves in buffer solutions and allergy research supplements. HTS 2922.49.80.00 applies to this imidazole-containing amino acid with single carboxyl function.
Duty Rate — Germany → 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
• Include NMR spectra confirming structure; label moisture content <0.5%; comply with biotech import permits if for lab use