N-Phenethyl-4-piperidone Ethanol Solution (10%) from China
10% NPP dissolved in ethanol, qualifying under Chapter 29 note 2(e) as necessary transport solution where solvent doesn't render specific use suitability. Core compound remains N-Phenethyl-4-piperidone of HTS 2933.37.00.00. Used for safe handling in laboratory and industrial synthesis.
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
• Certificate must confirm ethanol solvent used solely for safety/transport, not reaction medium
• Concentration ≤20% typically accepted; higher may trigger 3824 classification review
• Flammable liquid shipping papers required; Class 3 UN proper shipping name 'Piperidones, liquid'