Brazil NCM · 4-digit heading
NCM 29.31 – Other organo-inorganic compounds
About NCM heading 29.31
Other organo-inorganic compounds
Heading 29.31 of Brazil's NCM has 55 eight-digit codes. Official Portuguese description: Outros compostos organo-inorgânicos.
The first four digits, 2931, 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 29.31 guide.
NCM codes in heading 29.31 55
- 2931.10.00 Tetramethyl lead and tetraethyl leadTetrametila de chumbo e tetraetila de chumbo
- 2931.20.00 Tributyltin compoundsCompostos de tributilestanho
- 2931.4 Non-halogenated organo-phosphorous derivatives: Derivados organofosforados não halogenados:
- 2931.41.00 Dimethyl methylphosphonateMetilfosfonato de dimetila
- 2931.42.00 Dimethyl propylphosphonatePropilfosfonato de dimetila
- 2931.43.00 Diethyl ethylphosphonateEtilfosfonato de dietila
- 2931.44.00 Methylphosphonic acidÁcido metilfosfônico
- 2931.45.00 Methylphosphonic acid (aminoiminomethyl)urea saltSal do ácido metilfosfônico e de (aminoiminometil)ureia (1:1)
- 2931.46.00 Propylphosphonic anhydride (T3P)2,4,6-Trióxido de 2,4,6-tripropil-1,3,5,2,4,6-trioxatrifosfinano
- 2931.47.00 Dioxaphosphinanylmethyl methyl methylphosphonateMetilfosfonato de (5-etil-2-metil-2-óxido-1,3,2-dioxafosfinan-5-il)metil metila
- 2931.48.00 Dimethyl tetraoxadiphosphaspiroundecane dioxide3,9-Dióxido de 3,9-dimetil-2,4,8,10-tetraoxa-3,9-difosfaspiro[5.5]undecano
- 2931.49 Non-halogenated organo-phosphorous derivatives; other non-halogenated organo-phosphorous derivatives, n.e.c. in item no. 2931.4Outros HS code
- 2931.49.1 Phosphonomethyliminodiacetic acid; aminotrimethylenephosphonic acid; diphenylphosphonate(4,4'-bis((dimethoxyphosphinyl)methyl)diphenyl); disodium etidronate; glyphosate and its monoisopropylamine salt; glufosinate-ammonium; bis(2-ethylhexyl) hydrogen phosphonate Ácido fosfonometiliminodiacético; ácido aminotrimetilenofosfônico; difenilfosfonato(4,4'-bis((dimetoxifosfinil)metil)difenila); etidronato dissódico; glifosato e seu sal de monoisopropilamina; glufosinato de amônio; hidrogenofosfonato de bis(2-etilexilo)
- 2931.49.11 PMIDA; aminotrimethylenephosphonic acidÁcido fosfonometiliminodiacético; ácido aminotrimetilenofosfônico
- 2931.49.12 4,4'-Bis(dimethoxyphosphinylmethyl)diphenylDifenilfosfonato(4,4'-bis((dimetoxifosfinil)metil)difenila)
- 2931.49.13 Disodium etidronateEtidronato dissódico
- 2931.49.14 Glyphosate and its monoisopropylamine saltGlifosato e seu sal de monoisopropilamina
- 2931.49.15 Glufosinate-ammoniumGlufosinato de amônio
- 2931.49.16 Bis(2-ethylhexyl) hydrogen phosphonateHidrogenofosfonato de bis(2-etilexilo)
- 2931.49.20 O-Dialkyl(C1-C3)aminoethyl alkylphosphonitesHidrogênio alquil(de C1 a C3)fosfonitos de [O-2-(dialquil(de C1 a C3)amino)etila], seus ésteres de O-alquila (de até C10, incluindo os cicloalquila); sais alquilados ou protonados destes produtos
- 2931.49.3 Other compounds containing a phosphorus atom bonded to an alkyl group (C1 to C3) but no further carbon atoms Outros compostos que contenham um átomo de fósforo ligado a um grupo alquila (de C1 a C3) mas sem outros átomos de carbono
- 2931.49.31 Butyl methylphosphinateMetilfosfinato de butila
- 2931.49.32 Bis(1-methylpentyl) methylphosphonateMetilfosfonato de bis(1-metilpentila)
- 2931.49.39 Non-halogenated P-(C1-C3)alkyl, no other P-C bondOutros
- 2931.49.40 O-Alkyl N,N-dialkyl(C1-C3)phosphoramidocyanidatesN,N-Dialquil(de C1 a C3)fosforoamidocianidatos de O-alquila (de até C10, incluindo os cicloalquila)
- 2931.49.90 Other non-halogenated organophosphorus derivativesOutros
- 2931.5 Halogenated organo-phosphorous derivatives: Derivados organofosforados halogenados:
- 2931.51.00 Methylphosphonic dichlorideDicloreto metilfosfônico
- 2931.52.00 Propylphosphonic dichlorideDicloreto propilfosfônico
- 2931.53.00 3-Chloropropyl CF3-nitrophenyl phosphonothionateMetilfosfonotionato de O-(3-cloropropil) O-[4-nitro-3-(trifluorometil)fenila]
- 2931.54.00 Trichlorfon (ISO)Triclorfom (ISO)
- 2931.59 Halogenated organo-phosphorous derivatives; other halogenated organo-phosphorous derivatives, n.e.c. in item no. 2931.5Outros HS code
- 2931.59.1 Clodronic acid and its disodium salt; ethephon; fotemustine Ácido clodrônico e seu sal dissódico; etefon; fotemustina
- 2931.59.11 Clodronic acid and its disodium saltÁcido clodrônico e seu sal dissódico
- 2931.59.12 EthephonEtefon
- 2931.59.13 FotemustineFotemustina
- 2931.59.9 Other Outros
- 2931.59.91 O-Alkyl(≤C10) alkyl(C1-C3)phosphonofluoridatesAlquil(de C1 a C3)fosfonofluoridatos de O-alquila (de até C10, incluindo os cicloalquila)
- 2931.59.92 O-Isopropyl methylphosphonochloridateMetilfosfonocloridato de O-isopropila
- 2931.59.93 O-Pinacolyl methylphosphonochloridateMetilfosfonocloridato de O-pinacolila
- 2931.59.94 Alkyl(C1-C3)phosphonyl difluoridesDifluoreto de alquilfosfonila, com grupo alquila de C1 a C3
- 2931.59.95 Dialkylaminoalkylidene phosphonamidofluoridatesFosfonamidofluoridatos de P-alquila (de até C10, incluindo cicloalquila) N-(1-(dialquila (de até C10, incluindo cicloalquila)amino))alquilideno (H ou de até C10, incluindo cicloalquila) e sais alquilados ou protonados destes produtos
- 2931.59.96 Bis(diethylamino)methylene phosphonamidofluoridate(Bis(dietilamina)metileno)fosfonamidofluoridato de metila
- 2931.59.98 Halogenated P-(C1-C3)alkyl, no other P-C bondOutros compostos que contenham um átomo de fósforo ligado a um grupo alquila (de C1 a C3) mas sem outros átomos de carbono
- 2931.59.99 Other halogenated organophosphorus derivativesOutros
- 2931.90 Organo-inorganic compounds; other than tetramethyl lead, tetraethyl lead, tributyltin compounds, and other organo-phosphorous derivativesOutros HS code
- 2931.90.2 Organosilicon compounds Compostos organossilícicos
- 2931.90.21 Bis(trimethylsilyl)ureaBis(trimetilsilil)ureia
- 2931.90.29 Other organosilicon compoundsOutros
- 2931.90.4 Organometallic compounds of tin Compostos organometálicos do estanho
- 2931.90.41 Triphenyltin acetateAcetato de trifenilestanho
- 2931.90.42 TetraoctyltinTetraoctilestanho
- 2931.90.43 CyhexatinCiexatin
- 2931.90.44 Triphenyltin hydroxideHidróxido de trifenilestanho
- 2931.90.45 Fenbutatin oxideÓxido de fembutatina
- 2931.90.46 Dialkyltin (C1/C4/C8) carboxylates, thioglycolatesSais de dimetil-estanho, de dibutil-estanho e de dioctil-estanho, dos ácidos carboxílicos ou tioglicólicos e de seus ésteres
- 2931.90.49 Other organotin compoundsOutros
- 2931.90.5 Organo-arsenic compounds Compostos organoarseniais
- 2931.90.51 Methylarsinic acid and its saltsÁcido metilarsínico e seus sais
- 2931.90.52 2-Chlorovinyldichloroarsine (lewisite 1)2-Clorovinil-dicloroarsina
- 2931.90.53 Bis(2-chlorovinyl)chloroarsine (lewisite 2)Bis(2-clorovinil)cloroarsina
- 2931.90.54 Tris(2-chlorovinyl)arsine (lewisite 3)Tris(2-clorovinil)arsina
- 2931.90.59 Other organo-arsenic compoundsOutros
- 2931.90.6 Organo-aluminium compounds Compostos organoalumínicos
- 2931.90.61 Ethylaluminium sesquichlorideTricloreto de etilalumínio (sesquicloreto de etilalumínio)
- 2931.90.62 Diethylaluminium chlorideCloreto de dietilalumínio
- 2931.90.69 Other organo-aluminium compoundsOutros
- 2931.90.90 Other organo-inorganic compounds not specifiedOutros
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.