NPP Laboratory Research Grade (>99%) from Japan
High-purity N-Phenethyl-4-piperidone (>99%) specifically packaged for laboratory research use, but classified by chemical identity under HTS 2933.37.00.00. Heterocyclic piperidone structure with N-phenethyl group. Supplied with CoA verifying NMR/GC purity standards.
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
• Include intended research protocol summary; avoids diversion suspicion for List I chemical
• GC-MS or NMR certificate mandatory; purity <98% may face reclassification scrutiny
• Small quantity exemption possible (<1g) but bulk research still needs full DEA authorization