P0662

Potassium phosphate monobasic

ACS reagent, ≥99.0%

• Synonim(y): Monopotassium phosphate, Potassium dihydrogen phosphate, prim.-Potassium phosphate
• Wzór liniowy: KH₂PO₄
• Numer CAS: 7778-77-0
• Masa cząsteczkowa: 136.09
• Numer WE: 231-913-4
• Numer MDL: MFCD00011401
• Kod UNSPSC: 12352300
• Identyfikator substancji w PubChem: 329820048
• NACRES: NA.21

Właściwości

• klasa czystości: ACS reagent
• Poziom jakości: 200
• agency: suitable for EPA 300; suitable for SM 5210
• Próba: ≥99.0%
• Postać: powder or crystals
• metody: tissue culture: suitable
• zanieczyszczenia: ≤0.01% Insoluble matter
• strata: ≤0.2% loss on drying, 105°C
• pH: 4.1-4.5 (25 °C, 5%)
• pKa (25°C): (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
• tw: >450 °C
• mp: 252.6 °C (lit.)
• gęstość: 2.338 g/mL at 25 °C (lit.)
• ślady anionów: chloride (Cl^-): ≤0.001%; sulfate (SO₄^2-): ≤0.003%
• ślady kationów: Fe: ≤0.002%; Na: ≤0.005%; heavy metals: ≤0.001% (by ICP)
• ciąg SMILES: [K+].OP(O)([O-])=O
• InChI: 1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
• Klucz InChI: GNSKLFRGEWLPPA-UHFFFAOYSA-M

Opis

Opis ogólny

Potassium phosphate monobasic (monopotassium orthophosphate) is a water soluble inorganic salt. Its standard enthalpy of formation has been reported to be -376.1kcalmol^-1. It acts a starting material in the synthesis of potassium metaphosphate.

Zastosowanie

Potassium phosphate monobasic has been used in the preparation of phosphate buffer and phosphate buffered saline (PBS). It has also been used in the preparation of PEG1000 (poly ethylene glycol)/potassium phosphate aqueous two-phase systems (ATPS).

Inne uwagi

Go to Redi-Dri^™ Product Listing 795488

Informacje prawne

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Informacja o środkach bezpieczeństwa

• Kod klasy składowania: 13 - Non Combustible Solids
• Klasa zagrożenia wodnego (WGK): WGK 1
• Temperatura zapłonu (°F): Not applicable
• Temperatura zapłonu (°C): Not applicable