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Benzotriazole with Stabilizer from China

Benzotriazole (CAS 95-14-7) with added stabilizer for transport stability, containing <0.5% anticaking agent. Remains classified under HTS 2933.99.82.10 per chapter note (f) allowing necessary stabilizers without changing principal classification. Used in automotive antifreeze formulations.

Duty Rate — China → United States

19%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Document stabilizer composition and quantity on invoice; ensure additions qualify under note (f) safety/transport criteria

Test for solubility changes from stabilizer