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Vinylcarbazole Monomer from Japan

N-Vinylcarbazole monomer, explicitly listed in HTS 2933.99.1200 as an aromatic nitrogen heterocyclic compound. Polymerized to form polyvinylcarbazole used in photoreceptors, electronics, and optical applications. The carbazole ring with vinyl group determines classification.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

TSCA new chemical notification if not pre-registered

Specify polymerization inhibitor concentration on SDS

Storage requirements (dark/cool) must be documented