Tolyltriazole Metal Passivator TTA
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for use in automotive antifreeze formulations
When destined for brake fluid or antifreeze production, may fall under Chapter 38 chemical preparations.
If modified with additional heteroatoms beyond nitrogen
Compounds with oxygen or sulfur heteroatoms shift to heading 2934 heterocyclic compounds.
If analyzed as primarily hydroxyphenyltriazole tautomer
Tautomeric forms emphasizing phenolic structure could classify under halogenated/sulfonated derivatives.
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Import Tips & Compliance
• 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
Related Products under HTS 2933.99.82.20
Tolyltriazole Corrosion Inhibitor
Tolyltriazole (CAS 29385-43-1) is a heterocyclic nitrogen compound used primarily as a corrosion inhibitor in metalworking fluids and cooling systems. It forms a protective film on copper and brass surfaces, preventing oxidation and degradation. Classified under HTS 2933.99.82.20 as a specific aromatic heterocyclic compound with nitrogen hetero-atoms only.
Technical Tolyltriazole 99% Powder
High-purity tolyltriazole powder (99%, CAS 29385-43-1) used in water treatment as copper corrosion inhibitor. This aromatic triazole derivative meets Chapter 29 note requirements for chemically defined organic compounds. Specifically enumerated under HTS 2933.99.82.20.
Tolyltriazole Flake Form TTA-99
Tolyltriazole flakes (TTA-99, CAS 29385-43-1) designed for easy dissolution in industrial formulations. Used extensively in closed-loop cooling water systems to protect copper alloys. Falls under HTS 2933.99.82.20 as the specific tolyltriazole compound with permitted stabilizer per chapter note (f).
Industrial Grade Tolyltriazole TTA
Industrial tolyltriazole (CAS 29385-43-1) with anti-dusting agent for safe handling in manufacturing. Provides copper protection in heat exchangers and HVAC systems. HTS 2933.99.82.20 classification per chapter note (g) allows identification additives.