Benzotriazole with Stabilizer from Germany
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 — Germany → United States
15%
Rate breakdown
9903.04.628.5%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Document stabilizer composition and quantity on invoice; ensure additions qualify under note (f) safety/transport criteria
• Test for solubility changes from stabilizer