1.05104

Potassium phosphate dibasic

anhydrous for analysis EMSURE^®

• Synonim(y): Potassium phosphate dibasic, Dipotassium hydrogen phosphate, Potassium phosphate dibasic, Dipotassium Phosphate, di-Potassium hydrogen phosphate, Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate
• Wzór liniowy: K₂HPO₄
• Numer CAS: 7758-11-4
• Masa cząsteczkowa: 174.18
• Numer MDL: MFCD00011383
• Kod UNSPSC: 12352302
• Numer indeksu EC: 231-834-5
• NACRES: NA.21

Właściwości

• Poziom jakości: 300
• linia produktu: EMSURE^®
• Próba: ≥99.0% (alkalimetric)
• Postać: solid
• siła działania: 8000 mg/kg LD₅₀, oral (Rat)
• strata: ≤1% loss on drying, 130 °C
• pH: 9 (20 °C, 10 g/L in H₂O)
• rozpuszczalność: 1600 g/L
• gęstość: 2.44 g/cm³ at 20 °C
• gęstość nasypowa: 700‑1000 kg/m³
• ślady anionów: chloride (Cl^-): ≤0.003%; sulfate (SO₄^2-): ≤0.005%
• ślady kationów: Fe: ≤0.0010%; N: ≤0.001%; Na: ≤0.5%; heavy metals (as Pb): ≤0.0005%
• temp. przechowywania: 15-25°C
• ciąg SMILES: [K+].[K+].OP([O-])([O-])=O
• InChI: 1S/2K.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
• Klucz InChI: ZPWVASYFFYYZEW-UHFFFAOYSA-L

Opis

Zastosowanie

• Bromination of aromatic compounds by residual bromide in sodium chloride matrix modifier salt during heated headspace GC/MS analysis.: This research investigates the role of potassium phosphate dibasic in the bromination of aromatic compounds, providing insights into its application in GC/MS analysis (Fine et al., 2013).


• Purification of porcine pancreatic lipase by aqueous two-phase systems of polyethylene glycol and potassium phosphate.: The study details the use of potassium phosphate dibasic in the purification of porcine pancreatic lipase using an aqueous two-phase system, demonstrating its utility in biochemical separation processes (Zhou et al., 2013).


• Cloning, purification, crystallization and preliminary X-ray crystallographic analysis of a cyclophilin A-like protein from Piriformospora indica.: This article discusses the use of potassium phosphate dibasic in the crystallization process of a cyclophilin A-like protein, contributing to structural biology research (Bhatt et al., 2012).


• A validated enantioselective HPLC assay of dexibuprofen in dexibuprofen tablet formulations.: Potassium phosphate dibasic is utilized in the development of an enantioselective HPLC assay for dexibuprofen, enhancing pharmaceutical analysis techniques (Awad et al., 2012).


• Monitoring of phenylurea and propanil herbicides in river water by solid-phase-extraction high performance liquid chromatography with photoinduced-fluorimetric detection.: The study employs potassium phosphate dibasic in the analysis of herbicides in river water, demonstrating its application in environmental monitoring and water quality assessment (de la Peña et al., 2003).

Komentarz do analizy

Assay (alkalimetric): ≥ 99.0 %
pH-value (5 %; water): 8.7 - 9.3
Chloride (Cl): ≤ 0.003 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0010 %
Na (Sodium): ≤ 0.5 %
Loss on drying (130 °C): ≤ 1.0 %

Informacje prawne

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

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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