Basic information
- Standard SMILES
O=P([O-])([O-])OP(=O)([O-])OP(=O)([O-])[O-].[K+].[K+].[K+].[K+].[K+]- InChIKey
ATGAWOHQWWULNK-UHFFFAOYSA-I- Molecular formula
- K5O10P3
- Average molar mass
- 448.41 g/mol
- Monoisotopic mass
- 447.6889646
Names & identifiers
- Preferred name
- Pentapotassium Triphosphate
- IUPAC
- pentapotassium;[oxido(phosphonatooxy)phosphoryl] phosphate
- English name
- Potassium triphosphate
- Molecular formula
- H6KO10P3
- Molecular weight
- 298.06
Names & synonyms
Show more names
Database identifiers
- CAS
13845-36-8- PubChem CID
- 61695
- DTXSID
DTXSID2047482- UNII
- NCS08RO8PB
- EC Number
- 237-574-9
- Nikkaji
- J202.858A
Properties
Computed structural properties
- Topological polar surface area
- 185 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 10
- Rotatable bonds
- 2
- Heavy atoms
- 18
- Formal charge
- 0
- Complexity
- 241
Experimental & physicochemical properties
Physical Description
Dry Powder
White, very hygroscopic powder or granules
White hygroscopic solid; [JECFA] White odorless powder; Hygroscopic; [Brenntag Canada MSDS]
Physicochemical properties
- Melting point
- 620 °C · 620°C
- Density
- 2 · 2,54 g/cm3
- storage temp.
- Inert atmosphere,Room Temperature
- form
- Powder
- Specific Gravity
- 2.54 · 2.54
- color
- white
- Odor
- odorless
- Cosmetics Ingredients Functions
- BUFFERINGCHELATING
- InChI
- InChI=1S/K.H5O10P3.H/c;1-11(2,3)9-13(7,8)10-12(4,5)6;/h;(H,7,8)(H2,1,2,3)(H2,4,5,6);
- InChIKey
- VPGOTXNIRSCNLD-UHFFFAOYSA-N
- SMILES
- O(P(O)(O)=O)P(O)(=O)OP(O)(O)=O.[KH]
- CAS DataBase Reference
- 13845 · 13845-36-8(CAS DataBase Reference)
- SCOGS (Select Committee on GRAS Substances)
- Potassium tripolyphosphate
- Substances Added to Food (formerly EAFUS)
- POTASSIUM TRIPOLYPHOSPHATE
- FDA 21 CFR
- 173.31 · 173.310; 175.105
- EWG's Food Scores
- 1 · 1
- FDA UNII
- 8 RO8PB · NCS08RO8PB
- EPA Substance Registry System
- Potassium tripolyphosphate (13845-36-8)
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 319 · H319-H315
- Precautionary statements
- 264 · P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362
- TSCA
- TSCA listed
- REACH Registrations
- Active
Safety & regulation
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 73.4% (174 of 237) of all reports.
Warning
H302 (16%): Harmful if swallowed [Warning Acute toxicity, oral];H315 (10.5%): Causes skin irritation [Warning Skin corrosion/irritation];H319 (10.5%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
P264, P264+P265, P270, P280, P301+P317, P302+P352, P305+P351+P338, P321, P330, P332+P317, P337+P317, P362+P364, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 237 reports by companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.;Reported as not meeting GHS hazard criteria per 174 of 237 reports by companies.;There are 4 notifications provided by 63 of 237 reports by companies with hazard statement code(s).;Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Hazard information
Regulatory Information
Chemical: Triphosphoric acid, pentapotassium salt
Triphosphoric acid, potassium salt (1:5) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Triphosphoric acid, potassium salt (1:5) are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Status: Active Update: 19-04-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/14408
Potassium tripolyphosphate: Does not have an individual approval but may be used under an appropriate group standard
Toxicology
Toxicity Summary
The CIR Expert Panel concluded that the following 31 ingredients are safe in the present practices of use and concentration in cosmetics as described in this safety assessment, when formulated to be non-irritating...Pentapotassium Triphosphate...
Safe for use in cosmetics, with qualifications
RAIS Toxicity Values
1
PPRTV Current
48.6
PPRTV Archive
Hazard Quotient Level 0.1 or Cancer Risk Level 1E-06
7.80e+04
1.20e+06
2.00e+04
1.5E+01(G)
1.00e+00
Volatile
Hazard Quotient Level 3 or Cancer Risk Level 1E-04
2.30e+05
3.50e+06
6.00e+04
1.5E+01 (G)
1.00e+00
Volatile
Regulatory information
Regulatory Information
Chemical: Triphosphoric acid, pentapotassium salt
Triphosphoric acid, potassium salt (1:5) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Triphosphoric acid, potassium salt (1:5) are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Status: Active Update: 19-04-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/14408
Potassium tripolyphosphate: Does not have an individual approval but may be used under an appropriate group standard
Safety data
- tsca
- TSCA listed
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- Hazard statements
- H319-H315
- REACH Registrations
- Active
- Precautionary statements
- P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362
Chemistry & industry
Uses & manufacturing
Uses
CIR ingredient: Pentapotassium Triphosphate
Used in the chemical industry for synthesis, as a cleaning/washing agent, disinfectant, food additive, and to treat drinking water; [IUCLID] Used as a nutritional supplement and texturizer for foods; [FDA] Used as a food additive, in cosmetics, as a laboratory reagent, and chemical intermediate; [Brenntag Canada MSDS] Permitted for use as an inert ingredient in non-food pesticide products; [EPA]
Using Disinfectants or Biocides [Category: Clean];Sewer and Wastewater Treatment [Category: Industry]
Use Classification
Food additives
Food Additives -> TEXTURIZERTHICKENER -> JECFA Functional Classes
Food Additives -> TEXTURIZERTHICKENER -> JECFA Functional Classes
Food Additives -> TEXTURIZERTHICKENER -> JECFA Functional Classes
Food Additives -> TEXTURIZERTHICKENER -> JECFA Functional Classes
Cosmetics -> Buffering; Chelating
General Manufacturing Information
Soap, Cleaning Compound, and Toilet Preparation Manufacturing;Food, beverage, and tobacco product manufacturing;Asphalt Paving, Roofing, and Coating Materials Manufacturing;Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing);Paint and Coating Manufacturing;Not Known or Reasonably Ascertainable
Triphosphoric acid, potassium salt (1:5): ACTIVE
Applications
UsesWater-treating compounds, cleaners, specialty fertilizers, sequestrant.
Upstream & downstream products
Upstream raw materials
Downstream products
Suppliers50 total
Related reactions
Linked notes
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