HTS 9902.03.22
4-(2,4-Dichlorophenoxy) butyric acid (2,4-DB) (CAS No. 94-82-6) (provided for in subheading 2918.99.20)
Duty under this headingFree
ProgramOther Chapter 99 provisions
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗