N-Phenethyl-4-piperidone Ethanol Solution (10%) from Japan
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 — Japan → United States
21%
Rate breakdown
9903.04.628.5%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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'