Kaliumpentahydrogenbis(phosphat)
Potassium Phosphate, Tribasic
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Grundinformationen
- CAS
14887-42-4- Standard-SMILES
O=P([O-])([O-])[O-].[K+].[K+].[K+]- InChIKey
LWIHDJKSTIGBAC-UHFFFAOYSA-K- Summenformel
- K3O4P
- Durchschnittliche Molmasse
- 212,266 g/mol
- Monoisotopische Masse
- 211,84454015
Überblick
Tripotassium phosphate is an inorganic potassium salt that is the tripotassium salt of phosphoric acid. It is an inorganic phosphate salt and an inorganic potassium salt.
Namen und Bezeichner
- Bevorzugter Name
- Potassium Phosphate, Tribasic
- IUPAC
- tripotassium;phosphate
- Lokaler Name
- Kaliumpentahydrogenbis(phosphat)
- Englischer Name
- potassium pentahydrogen bis(phosphate)
- Summenformel
- H3O4P.1/2K
- Molmasse
- 138.1
Namen und Synonyme
7778-53-2Tripotassium phosphatePotassium phosphate tribasicTripotassium orthophosphatePhosphoric acid, tripotassium saltPotassium orthophosphatePotassium phosphate, tribasicCaswell No. 700APotassium phosphate (K3PO4)CCRIS 7321tribasic potassium phosphateEINECS 231-907-1
Weitere Namen anzeigen
Einecs 238-961-5Phosphoric acid, potassium salt (2:1)
Potassium pentahydrogen bis(phosphate)EPA Pesticide Chemical Code 07640716D59922JUPhosphoric acid potassium salt (1:3)Potassium phosphate, anhydrousINS NO.340(III)INS-340(III)DTXSID3043994
Datenbank-Bezeichner
- CAS
14887-42-4、22763-03-7、7778-53-2- PubChem CID
- 62657
- DTXSID
DTXSID3043994- ChEBI
CHEBI:190301- UNII
- 16D59922JU
Eigenschaften
Berechnete StruktureigenschaftenWird ergänzt
- Polarare Oberfläche (TPSA)
- 86,3 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 4
- Frei drehbare Bindungen
- 0
- Schwere Atome
- 8
- Formalladung
- 0
- Komplexität
- 36,8
Experimentelle und physikochemische Eigenschaften
Chemical ClassesMetals -> Phosphates, Metallic Salts
pHBetween 11,5 and 12,3 (1 % solution)
Food AdditivesEMULSIFIER OR EMULSIFIER SALT, PH CONTROL AGENT, STABILIZER OR THICKENER -> FDA Substance added to food
SolubilityFreely soluble in water. Insoluble in ethanol
Food Contact SubstancesFCS -> FDA Inventory of Food Contact Substances Listed in 21 CFR
Physical Description
Other Solid
Other Solid; Dry Powder; Liquid
Colourless or white, odourless hygroscopic crystals or granules. Hydrated forms available include the monohydrate and trihydrate
Deliquescent solid; [Merck Index] Colorless or white odorless, hygroscopic solid; [JECFA] White granules; [Alfa Aesar MSDS]
Physikochemische Eigenschaften
- Dichte
- 2.119 · 2.119[at 20℃]
- Dampfdruck
- 0.001 Pa · 0.001Pa at 20℃
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
This chemical does not meet GHS hazard criteria for 3.2% (66 of 2041) of reports.
Danger
H315 (78.1%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 2041 reports by companies from 30 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Warning
Gefahrenhinweise
Regulatory Information
Chemical: Phosphoric acid, potassium salt (2:1)
Chemical: Phosphoric acid, tripotassium salt
Phosphoric acid, potassium salt (2:1) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Phosphoric acid, potassium salt (2:1) 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)
Phosphoric acid, potassium salt (1:3) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Phosphoric acid, potassium salt (1:3) 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: 24-01-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/2187
Status: Active Update: 05-01-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/14686
Other Safety InformationIMAP assessments - Phosphoric acid, potassium salt (2:1): Human health tier I assessment
Hazards Summary
Chemie und Industrie
Verwendung und Herstellung
Uses
Used as emulsifier, pH control agent, and stabilizer or thickener in foods; [ExPub: FDA] Used as buffer, sequestrant, and emulsion stabilizer in foods; [JECFA] Formerly used in hospital germicide detergents, (registration cancelled in 1986), liquid bathroom cleansers (cancelled in 1989), and laboratory bactericidal cleansers (cancelled in 1989); [NPIRS]
Using Disinfectants or Biocides [Category: Clean]
U.S. Production
2023: 5,000,000 - <10,000,000 lb
2023: 1,000,000 - <2,500,000 lb
Consumer Uses
Soil amendments (fertilizers)
Solvent
Industry Uses
Soil amendments (fertilizers)
pH regulating agent
Household ProductsInformation on 3 consumer products that contain Potassium phosphate, tribasic in the following categories is provided:
Use Classification
Food additives
Food Additives -> ACIDITY_REGULATOR; SEQUESTRANT; STABILIZER -> JECFA Functional Classes
Food Additives -> ACIDITY_REGULATOR; SEQUESTRANT; STABILIZER -> JECFA Functional Classes
General Manufacturing Information
Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing
Agriculture, Forestry, Fishing and Hunting
Phosphoric acid, potassium salt (1:3): ACTIVE
Phosphoric acid, potassium salt (2:1): ACTIVE
Zugehörige Reaktionen
13.922
Notizen zur Verbindung
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