Customers
Login
Contact salesTell us what you need and a Pax expert will follow up.Check drawback eligibilityGet a duty drawback recovery estimate.Schedule a meetingTalk directly with the Pax team.

6-digit subheading

Listed from Nov 18, 2019

2921.59

Other:

Heading

2921

Subheading

59

7 immediate children · 8 terminal codes

Children of 2921.59

8-digit tariff lines

  • 2921.59.04

    1,8-Diaminonaphthalene (1,8-Naphthalenediamine)

    1 terminal code
  • 2921.59.08

    5-Amino-2-(p-aminoanilino) benzenesulfonic acid; 4,4'-Diamino-3-biphenylsulfonic acid (3-Benzidinesulfonic acid); 3,3'-Dimethylbenzidine (o-Tolidine); 3,3'-Dimethylbenzidine hydrochloride; Ethyl-(2-dimethylaminoethyl) aniline;N-Ethyl-N,N'-dimethyl-N'-phenylethylene- diamine; and 4,4'-Methylenebis(2-chloroaniline)

    1 terminal code
  • 2921.59.17

    4,4'-Benzidine-2,2'-disulfonic acid; 1,4-Diaminobenzene-2-sulfonic acid; 4,4'-Methylene bis ((3-chloro-2,6-diethylaniline); 4,4'-Methylene bis(2,6-diethylaniline); 4,4'-Methylene bis (2,6-diisopropylaniline);m-Xylene diamine; and 3,3'-Diaminobenzidine (tetraaminobiphenyl)

    1 terminal code
  • 2921.59.20

    4,4'-Diamino-2,2'-stilbenedisulfonic acid

    1 terminal code
  • 2921.59.30

    4,4'-Methylenedianiline

    1 terminal code
  • 2921.59.40

    Products described in additional U.S. note 3 to section VI

    1 terminal code
  • 2921.59.80

    Other

    2 terminal codes

Showing 7 immediate children

Source schedule

2026 HTS Revision 21

Published Oct 9, 2026

View this code on USITC(opens in a new tab)

Schedule listing is not proof that a provision applies to an entry. Confirm the current schedule and classification before filing.

The new
standard is here.
See it for yourself.

Talk to an expert
Pax

Product

  • Overview
  • Duty Drawback
  • IEEPA Refund Assist
  • Audits
  • Foreign-Trade Zones
  • Integrations

Industries

  • Oil & Gas
  • Electronics
  • Retail & Luxury
  • Automotive
  • Chemical & Pharmaceutical

Company

  • About
  • Customers
  • Our Approach
  • Contact

Resources

  • Blog

© 2026 Pax Solutions Inc. All rights reserved.

51 Federal St, San Francisco, CA, USA
Privacy PolicyData ProcessingTerms