Research Grade O-Acetylsalicylic Acid from China
High-purity o-acetylsalicylic acid for R&D in drug discovery and synthesis studies. Specifically covered as pure aspirin acid in HTS 2918.22.1000, adhering to Chapter 29 purity notes.
Duty Rate — China → United States
112.5%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Declare 'not for human consumption'; include SDS with impurity profile
• Small quantities may qualify for de minimis exemption