1-(3-Sulfo propyl) pyridinium hydroxide from Germany
A chemically defined heterocyclic compound containing an unfused pyridine ring with a sulfo propyl substituent, classified under HTS 2933.39.08.00 per Chapter 29 notes for separate organic compounds with nitrogen hetero-atoms. Used as an intermediate in pharmaceutical synthesis and dye production.
Duty Rate — Germany → United States
25%
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
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide Certificate of Analysis (COA) confirming chemical identity and purity as required for Chapter 29 compounds
• Declare as hazardous material if meeting DOT criteria for corrosive properties; use UN proper shipping name
• Avoid misclassification as sulfonated derivatives under 2933.40 if sulfo group doesn't define principal character