Brazil NCM · 4-digit heading

NCM 29.16 – Unsaturated and cyclic monocarboxylic acids

About NCM heading 29.16

Acids; unsaturated acyclic monocarboxylic, cyclic monocarboxylic, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives

Heading 29.16 of Brazil's NCM has 46 eight-digit codes. Official Portuguese description: Ácidos monocarboxílicos acíclicos não saturados e ácidos monocarboxílicos cíclicos, seus anidridos, halogenetos, peróxidos e peroxiácidos; seus derivados halogenados, sulfonados, nitrados ou nitrosados.

The first four digits, 2916, 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 29.16 guide.

NCM codes in heading 29.16 46

  1. 2916.1 Unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives: Ácidos monocarboxílicos acíclicos não saturados, seus anidridos, halogenetos, peróxidos e peroxiácidos e seus derivados:
  2. 2916.11 Acids; unsaturated acyclic monocarboxylic acids; acrylic acid and its saltsÁcido acrílico e seus sais HS code
  3. 2916.11.10 Acrylic acidÁcido acrílico
  4. 2916.11.20 Salts of acrylic acidSais
  5. 2916.12 Acids; unsaturated acyclic monocarboxylic acids; esters of acrylic acidÉsteres do ácido acrílico HS code
  6. 2916.12.10 Methyl acrylateDe metila
  7. 2916.12.20 Ethyl acrylateDe etila
  8. 2916.12.30 Butyl acrylateDe butila
  9. 2916.12.40 2-Ethylhexyl acrylateDe 2-etilexila
  10. 2916.12.90 Other esters of acrylic acidOutros
  11. 2916.13 Acids; unsaturated acyclic monocarboxylic acids; methacrylic acid and its saltsÁcido metacrílico e seus sais HS code
  12. 2916.13.10 Methacrylic acidÁcido metacrílico
  13. 2916.13.20 Salts of methacrylic acidSais
  14. 2916.14 Acids; unsaturated acyclic monocarboxylic acids; esters of methacrylic acidÉsteres do ácido metacrílico HS code
  15. 2916.14.10 Methyl methacrylateDe metila
  16. 2916.14.20 Ethyl methacrylateDe etila
  17. 2916.14.30 n-Butyl methacrylateDe n-butila
  18. 2916.14.90 Other esters of methacrylic acidOutros
  19. 2916.15 Acids; unsaturated acyclic monocarboxylic acids; oleic, linoleic or linolenic acids, their salts and estersÁcidos oleico, linoleico ou linolênico, seus sais e seus ésteres HS code
  20. 2916.15.1 Oleic acid, its salts and esters Ácido oleico, seus sais e seus ésteres
  21. 2916.15.11 Mannitol oleateOleato de manitol
  22. 2916.15.19 Other oleic acid, its salts and estersOutros
  23. 2916.15.20 Linoleic and linolenic acids, salts and estersÁcido linoleico; ácido linolênico; seus sais e seus ésteres
  24. 2916.16.00 Binapacryl (ISO)Binapacril (ISO)
  25. 2916.19 Acids; unsaturated acyclic monocarboxylic, cyclic monocarboxylic, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives, n.e.c. in item no. 2916.1Outros HS code
  26. 2916.19.1 Sorbic acid, its salts and esters Ácido sórbico, seus sais e seus ésteres
  27. 2916.19.11 Potassium sorbateSorbato de potássio
  28. 2916.19.19 Other sorbic acid, its salts and estersOutros
  29. 2916.19.2 Undecylenic acid, its salts and esters Ácido undecilênico, seus sais e seus ésteres
  30. 2916.19.21 Undecylenic acidÁcido undecilênico
  31. 2916.19.22 Methyl undecylenateUndecilenato de metila
  32. 2916.19.23 Zinc undecylenateUndecilenato de zinco
  33. 2916.19.29 Other undecylenic acid salts and estersOutros
  34. 2916.19.90 Other unsaturated acyclic monocarboxylic acidsOutros
  35. 2916.20 Acids; cyclanic, cyclenic or cycloterpenic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivativesÁcidos monocarboxílicos ciclânicos, ciclênicos ou cicloterpênicos, seus anidridos, halogenetos, peróxidos, peroxiácidos e seus derivados HS code
  36. 2916.20.1 Derivatives of cyclopropanecarboxylic acid Derivados do ácido ciclopropanocarboxílico
  37. 2916.20.11 Dibromovinyl dimethylcyclopropanecarboxylic acidÁcido 3-(2,2-dibromovinil)-2,2-dimetilciclopropanocarboxílico
  38. 2916.20.12 Dichlorovinyl dimethylcyclopropane acyl chlorideCloreto do ácido 3-(2,2-diclorovinil)-2,2-dimetilciclopropanocarboxílico (DVO)
  39. 2916.20.13 AllethrinsAletrinas
  40. 2916.20.14 PermethrinPermetrina
  41. 2916.20.15 BifenthrinBifentrina
  42. 2916.20.19 Other cyclopropanecarboxylic acid derivativesOutros
  43. 2916.20.90 Other alicyclic monocarboxylic acidsOutros
  44. 2916.3 Aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives: Ácidos monocarboxílicos aromáticos, seus anidridos, halogenetos, peróxidos, peroxiácidos e seus derivados:
  45. 2916.31 Acids; aromatic monocarboxylic acids, benzoic acid, its salts and estersÁcido benzoico, seus sais e seus ésteres HS code
  46. 2916.31.10 Benzoic acidÁcido benzoico
  47. 2916.31.2 Salts Sais
  48. 2916.31.21 Sodium benzoateDe sódio
  49. 2916.31.22 Ammonium benzoateDe amônio
  50. 2916.31.29 Other salts of benzoic acidOutros
  51. 2916.31.3 Esters Ésteres
  52. 2916.31.31 Methyl benzoateDe metila
  53. 2916.31.32 Benzyl benzoateDe benzila
  54. 2916.31.39 Other esters of benzoic acidOutros
  55. 2916.32 Acids; aromatic monocarboxylic acids, benzoyl peroxide and benzoyl chloridePeróxido de benzoíla e cloreto de benzoíla HS code
  56. 2916.32.10 Benzoyl peroxidePeróxido de benzoíla
  57. 2916.32.20 Benzoyl chlorideCloreto de benzoíla
  58. 2916.34.00 Phenylacetic acid and its saltsÁcido fenilacético e seus sais
  59. 2916.39 Acids; aromatic monocarboxylic acids, and their anhydrides, halides, peroxides, peroxyacids and their derivatives, other than benzoic acid, its salts and esters, benzoyl peroxide and benzoyl chloride, phenylacetic acid and its saltsOutros HS code
  60. 2916.39.10 4-Chloro-alpha-isopropylphenylacetyl chlorideCloreto de 4-cloro-alfa-(1-metiletil)benzenoacetila
  61. 2916.39.20 IbuprofenIbuprofeno
  62. 2916.39.30 4-Chloro-3-nitrobenzoic acidÁcido 4-cloro-3-nitrobenzoico
  63. 2916.39.40 tert-Butyl perbenzoatePerbenzoato de ter-butila
  64. 2916.39.90 Other aromatic monocarboxylic acidsOutros

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.