HTS 9902.11.29
Poly(1,4-benzenedicarboxylic acid-co-1,4-butanediol-co-nonanedioic acid) (CAS No. 26590-80-7) (provided for in subheading 3907.99.50)
Duty under this headingFree
ProgramOther Chapter 99 provisions
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗