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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Identification

Chemical structure
Display Name:
Pentasodium triphosphate
EC Number:
231-838-7
EC Name:
Pentasodium triphosphate
CAS Number:
7758-29-4
Molecular formula:
H5O10P3.5Na
IUPAC Name:
pentasodium bis(phosphonatooxy)phosphinate

Type of Substance

Composition:
mono-constituent substance
Origin:
inorganic

Substance Identifiers open all close all

  • Pentasodium Triphosphate
  • 231-838-7
  • 7758-29-4
  • Hi-M-211
  • Hi-M-212
  • Hi-M-216
  • Hi-M-217
  • NTPP
  • Natriumtripolyphosphat
  • Natriumtripolyphosphate S 500
  • PentaSodium TriPhosphate
  • Polypray - different commercial grades
  • STPP
  • STPP-GH
  • STPP-GL
  • STPP-GM
  • STPP-HUPH
  • STPP-HUPL
  • STPP-HUPM
  • STPP-PH
  • STPP-PHB
  • STPP-PL
  • STPP-PM
  • Sodium TriPolyPhosphate
  • Sodium TriPolyPhosphate
  • Sodium TriPolyPhosphate Phase I Premoistured
  • Sodium TriPolyPhosphate Phase I Premoistured
  • Sodium tripolyphosphate
  • Sodium tripolyphosphate, food grade
  • Sodium tripolyphosphate, technical grade
  • sodium triphosphate
  • sodium tripolyphosphate anhydrous
  • triphosphoric acid, pentasodium salt
  • tripolyfosfát sodný
  • Compositions

    Boundary Composition(s)

    Legal Entity Composition(s) open all close all



    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate hexahydrate
    EC Number:
    604-757-3
    CAS Number:
    15091-98-2
    Molecular formula:
    Na5P3O10 · 6(H2O)
    IUPAC Name:
    Pentasodium triphosphate hexahydrate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate hexahydrate
    EC Number:
    604-757-3
    CAS Number:
    15091-98-2
    Molecular formula:
    Na5P3O10 · 6(H2O)
    IUPAC Name:
    Pentasodium triphosphate hexahydrate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate
    Degree of purity:
    >= 91 - <= 100 % (w/w)


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate
    Impurity 1
    Chemical structure
    Reference substance name:
    Tetrasodium pyrophosphate
    EC Number:
    231-767-1
    EC Name:
    Tetrasodium pyrophosphate
    CAS Number:
    7722-88-5
    Molecular formula:
    H4O7P2.4Na
    IUPAC Name:
    tetrasodium diphosphate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate


    Constituent 1
    Chemical structure
    Reference substance name:
    Pentasodium triphosphate
    EC Number:
    231-838-7
    EC Name:
    Pentasodium triphosphate
    CAS Number:
    7758-29-4
    Molecular formula:
    H5O10P3.5Na
    IUPAC Name:
    pentasodium bis(phosphonatooxy)phosphinate