Potassium Phosphate, Tribasic

HCID 62657CAS 14887-42-4

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Grundinformationen

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

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

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
EC Number: 231-907-1、238-961-5
Nikkaji: J43.943F

Eigenschaften

Berechnete Struktureigenschaften

Polarare Oberfläche (TPSA): 86,3 Å²
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 · 4 Einträge

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]

Sicherheit und Regulatorisches

GHS-Klassifizierung

GHS Classification · 6 Einträge

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 · 6 Einträge

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 · 1 Eintrag

Maximum tolerated daily intake is 70 mg/kg (as P); [JECFA] A moderate eye irritant; Causes dermatitis in dermal lethal-dose studies of rabbits; Causes somnolence and GI changes in oral lethal-dose studies of rats; [RTECS] A skin and strong eye irritant; [Alfa Aesar MSDS]

Hazard Classes and Categories · 3 Einträge

Eye Irrit. 2 (95.8%)

Skin Irrit. 2 (78.1%)

Acute toxicity (Oral) - Category 4

Sicherheit und Schutzausrüstung

Protective Action Criteria (PAC) · 3 Einträge

13 [mg/m3]

140 [mg/m3]

840 [mg/m3]

Toxikologische Informationen

RAIS Toxicity Values · 4 Einträge

PPRTV Current

Hazard Quotient Level 0.1 or Cancer Risk Level 1E-06 · 6 Einträge

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 · 6 Einträge

2.30e+05

3.50e+06

6.00e+04

1.5E+01 (G)

1.00e+00

Volatile

Chemie und Industrie

Verwendung und Herstellung

Uses · 2 Einträge

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 · 2 Einträge

2023: 5,000,000 - <10,000,000 lb

2023: 1,000,000 - <2,500,000 lb

Consumer Uses · 2 Einträge

Soil amendments (fertilizers)

Solvent

Industry Uses · 2 Einträge

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 · 3 Einträge