4-Dimethylaminobenzaldehyde from Germany
4-Dimethylaminobenzaldehyde (DMAB) is an aromatic amino-aldehyde explicitly listed in HTS 2922.39.1000, containing both amino and aldehyde oxygen functions. Widely used as a reagent for indole detection and in analytical chemistry.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide usage declaration as analytical reagent to distinguish from dye applications
• Ensure 99%+ purity certification; impurities may affect Chapter 29 eligibility
• Label as toxic if concentrated; follow DOT hazardous shipping requirements