Benzothiazole-2-thiol (Captax) from Germany
Benzothiazole-2-thiol, commonly known as Captax, is a key vulcanization accelerator for natural and synthetic rubbers. This pure organic compound features the hydrogenated benzothiazole ring-system and is classified under HTS 2934.20.8000 as an 'other' heterocyclic compound per Chapter 29 notes.
Duty Rate — Germany → United States
18.5%
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
9903.05.3910%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 detailed spectral analysis (NMR, IR) to confirm benzothiazole ring structure for Customs verification
• Register as a TSCA chemical and obtain PMN if new formulation; include TSCA certification on commercial invoice