HTS 9902.04.21
N-Ethenylformamide (N-vinylformamide) (CAS No. 13162-05-5) (provided for in subheading 2924.19.11)
Duty under this heading3.3%
ProgramOther Chapter 99 provisions
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗
Chapters › 9902.04.21
HTS 9902.04.21