HTS 9902.11.44
Polyethylenimine (CAS No. 9002-98-6), refrigerated, in containers not holding over 1 L (provided for in subheading 3911.90.25)
Duty under this headingFree
ProgramOther Chapter 99 provisions
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗