HTS 9902.03.80
m-Phenylenediamine (CAS No. 108-45-2) (provided for in subheading 2921.51.10)
Duty under this headingFree
ProgramOther Chapter 99 provisions
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗
Chapters › 9902.03.80
Provisions this line’s footnotes point to
1,3-Benzenediamine (CAS No. 108-45-2) (provided for in subheading 2921.51.10)
Footnote: See chapter 99 statistical note 1. | Note that this provision and heading 9902.03.81 refer to products with the same CAS registry number. It is suggested that importers choose the heading that matches their shipment's invoice description, and consult U.S. Customs and Border Protection with any questions that arise.