Tolyltriazole Metal Passivator TTA from Canada
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 — Canada → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 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