Brazil NCM · 4-digit heading

NCM 28.35 – Phosphinates, phosphonates and (poly)phosphates

About NCM heading 28.35

Phosphinates (hypophosphites), phosphonates (phosphites), and phosphates; and polyphosphates, whether or not chemically defined

Heading 28.35 of Brazil's NCM has 23 eight-digit codes. Official Portuguese description: Fosfinatos (hipofosfitos), fosfonatos (fosfitos) e fosfatos; polifosfatos de constituição química definida ou não.

The first four digits, 2835, identify this heading within chapter 28. 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 28.35 guide.

NCM codes in heading 28.35 23

  1. 2835.10 Phosphinates (hypophosphites) and phosphonates (phosphites), whether or not chemically definedFosfinatos (hipofosfitos) e fosfonatos (fosfitos) HS code
  2. 2835.10.1 Phosphinates (hypophosphites) Fosfinatos (hipofosfitos)
  3. 2835.10.11 Sodium phosphinate (hypophosphite)De sódio
  4. 2835.10.19 Other phosphinates (hypophosphites)Outros
  5. 2835.10.2 Phosphonates (phosphites) Fosfonatos (fosfitos)
  6. 2835.10.21 Dibasic lead phosphonate (phosphite)Dibásico de chumbo
  7. 2835.10.29 Other phosphonates (phosphites)Outros
  8. 2835.2 Phosphates: Fosfatos:
  9. 2835.22.00 Monosodium or disodium phosphatesMono ou dissódico
  10. 2835.24.00 Potassium phosphatesDe potássio
  11. 2835.25.00 Dicalcium phosphateHidrogeno-ortofosfato de cálcio (fosfato dicálcico)
  12. 2835.26.00 Other calcium phosphatesOutros fosfatos de cálcio
  13. 2835.29 Phosphates; (other than of mono- or disodium, other than of potassium or of calcium hydrogenorthophosphate (dicalcium phosphate) and excluding other phosphates of calcium), whether or not chemically definedOutros HS code
  14. 2835.29.10 Iron phosphateDe ferro
  15. 2835.29.20 Cobalt phosphateDe cobalto
  16. 2835.29.30 Copper phosphateDe cobre
  17. 2835.29.40 Chromium phosphateDe cromo
  18. 2835.29.50 Strontium phosphateDe estrôncio
  19. 2835.29.60 Manganese phosphateDe manganês
  20. 2835.29.70 Triammonium phosphateDe triamônio
  21. 2835.29.80 Trisodium phosphateDe trissódio
  22. 2835.29.90 Other phosphatesOutros
  23. 2835.3 Polyphosphates: Polifosfatos:
  24. 2835.31 Polyphosphates; sodium triphosphate (sodium tripolyphosphate), whether or not chemically definedTrifosfato de sódio (tripolifosfato de sódio) HS code
  25. 2835.31.10 Food-grade sodium tripolyphosphateGrau alimentício, de acordo com o estabelecido pela Food and Agriculture Organization - Organização Mundial da Saúde (FAO - OMS) ou pelo Food Chemical Codex (FCC)
  26. 2835.31.90 Other sodium triphosphate (tripolyphosphate)Outros
  27. 2835.39 Polyphosphates; other than sodium triphosphate (sodium tripolyphosphate), whether or not chemically definedOutros HS code
  28. 2835.39.10 Sodium metaphosphatesMetafosfatos de sódio
  29. 2835.39.20 Sodium pyrophosphatesPirofosfatos de sódio
  30. 2835.39.30 Zinc pyrophosphatePirofosfato de zinco
  31. 2835.39.90 Other polyphosphatesOutros

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.