Secobarbital Sodium from Japan
Secobarbital sodium is a barbituric acid derivative salt containing hydrogenated pyrimidine ring, used in sedative formulations. Classified in 2933.52.9000 as other malonylurea salts, qualifying under chapter notes for heterocyclic nitrogen compounds not specifically listed elsewhere.
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
• Submit Schedule II controlled substance import license with each shipment
• Ensure HPLC analysis confirms >98% purity to maintain Chapter 29 classification
• Declare exact CAS number (3739-67-1) on entry to prevent reclassification as mixtures