HTS 9902.11.71
Ion-exchange resin comprising sodium salts of sulfonated poly(divinylbenzene-co-ethylstyrene-co-styrene) (CAS No. 69011-22-9) (provided for in subheading 3914.00.60)
Duty under this headingFree
ProgramOther Chapter 99 provisions
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗