Carbazole Crystals from China
Carbazole, a tricyclic nitrogen heterocycle used in dyes, electronics, and pharmaceuticals. Pure form classified under HTS 2933.99.9701 as other nitrogen hetero-atom compounds, meeting chemically defined compound criteria.
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
• Sublimed purity certificate essential; technical grade risks 3824
• REACH compliance for EU re-export; TSCA for US manufacturing
• Light-sensitive; improper packaging causes degradation and disputes