Normethadone Hydrochloride from Japan
Normethadone hydrochloride is the salt of normethadone, a methadone analog studied for analgesic properties and opioid research. It is explicitly covered by HTS 2922.31.00.00 as a listed amino-ketone salt with oxygen function, excluding multi-oxygen types. Fits chapter scope for separate organic compounds.
Duty Rate — Japan → United States
27.5%
Rate breakdown
9903.04.6215%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
• Secure research-use exemption or IRB approval for imports; include impurity profiles <0.1%; avoid bulk packaging mislabeled as general solvents