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
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
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