Sinapinic Acid from Japan
Sinapinic acid (4-hydroxy-3,5-dimethoxycinnamic acid) serves as MALDI-TOF matrix in mass spectrometry. HTS 2918.29.7500 for phenolic carboxylic acid structure. Analytical grade purity ensures Chapter 29 classification.
Duty Rate — Japan → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Acetonitrile solubility instructions; >99% HPLC purity CoA; proteomics research exemption documentation