Brazil NCM · 4-digit heading

NCM 29.25 – Carboxyimide (incl. saccharin) and imine compounds

About NCM heading 29.25

Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds

Heading 29.25 of Brazil's NCM has 15 eight-digit codes. Official Portuguese description: Compostos de função carboxiimida (incluindo a sacarina e seus sais) ou de função imina.

The first four digits, 2925, identify this heading within chapter 29. Its six-digit subheadings follow the international HS system; the final two digits distinguish Mercosur's NCM classifications. Select a code below to read its English translation, official Portuguese text and full classification path.

For product coverage and classification context, read the HS heading 29.25 guide.

NCM codes in heading 29.25 15

  1. 2925.1 Imides and their derivatives; salts thereof: Imidas e seus derivados; sais destes produtos:
  2. 2925.11.00 Saccharin and its saltsSacarina e seus sais
  3. 2925.12.00 GlutethimideGlutetimida (DCI)
  4. 2925.19 Imides and their derivatives; other than saccharin and glutethimide (INN)Outros HS code
  5. 2925.19.10 ThalidomideTalidomida
  6. 2925.19.90 Other imides and their derivatives; saltsOutros
  7. 2925.2 Imines and their derivatives; salts thereof: Iminas e seus derivados; sais destes produtos:
  8. 2925.21.00 ChlordimeformClordimeforme (ISO)
  9. 2925.29 Imines and their derivatives; salts thereof; other than chlordimeform (ISO)Outros HS code
  10. 2925.29.1 Arginine and its salts Arginina e seus sais
  11. 2925.29.11 L-Arginine aspartateAspartato de L-arginina
  12. 2925.29.19 Arginine and its other saltsOutros
  13. 2925.29.2 Guanidine and its derivatives; salts thereof Guanidina e seus derivados; sais destes produtos
  14. 2925.29.21 GuanidineGuanidina
  15. 2925.29.22 N,N'-DiphenylguanidineN,N'-Difenilguanidina
  16. 2925.29.23 Chlorhexidine and its saltsClorexidina e seus sais
  17. 2925.29.29 Other guanidine derivatives and saltsOutros
  18. 2925.29.30 AmitrazAmitraz
  19. 2925.29.40 Pentamidine isetionateIsetionato de pentamidina
  20. 2925.29.50 Hydroxycitronellal methyl anthranilate Schiff baseN-(3,7-Dimetil-7-hidroxioctilideno)antranilato de metila
  21. 2925.29.90 Other imines and their derivatives; saltsOutros

Source: Siscomex Classif NCM table, updated Oct 2026 (Resolução Gecex nº 926/2026). The Portuguese text is the official one; the English is our translation.