Carbazole Oil from Mexico
Carbazole oil from coal tar distillation contains carbazole and other nitrogen heterocyclics, used in dyes, pharmaceuticals, and electronics. It fits HTS 2707.99.90.90 as an other coal tar product with aromatics exceeding nonaromatics. Distinguished by its heavy oil fraction status.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Submit spectroscopic data for aromatic verification; comply with TSCA for chemical imports; label as UN3082 for environmental hazards