Tolyltriazole Metal Passivator TTA from Germany
Technical grade tolyltriazole (TTA, CAS 29385-43-1) serves as a metal passivator in hydraulic oils and lubricants. The compound's triazole ring structure chelates metal ions to prevent corrosion in industrial equipment. HTS 2933.99.82.20 specifically covers this aromatic heterocyclic corrosion inhibitor.
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
• Declare minimum 98% purity on entry documents; lower concentrations risk reclassification as mixtures
• Submit manufacturer's specification sheet confirming tolyltriazole identity per chapter note (a) requirements
• Avoid common pitfall of classifying with packaging materials; chemical classified separately from plastic drums