1.05104

Potassium phosphate dibasic

anhydrous for analysis EMSURE^®

• Szinonimák: Potassium phosphate dibasic, Dipotassium hydrogen phosphate, Potassium phosphate dibasic, Dipotassium Phosphate, di-Potassium hydrogen phosphate, Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate
• Lineáris képlet: K₂HPO₄
• CAS-szám: 7758-11-4
• Molekulatömeg: 174.18
• MDL-szám: MFCD00011383
• UNSPSC kód: 12352302
• EC index szám: 231-834-5
• NACRES: NA.21

Tulajdonságok

• Minőségi szint: 300
• termékcsalád: EMSURE^®
• Teszt: ≥99.0% (alkalimetric)
• form: solid
• hatékonyság: 8000 mg/kg LD₅₀, oral (Rat)
• veszteség: ≤1% loss on drying, 130 °C
• pH: 9 (20 °C, 10 g/L in H₂O)
• oldhatóság: 1600 g/L
• sűrűség: 2.44 g/cm³ at 20 °C
• térfogatsúly: 700‑1000 kg/m³
• anion nyomok: chloride (Cl^-): ≤0.003%; sulfate (SO₄^2-): ≤0.005%
• kation nyomok: Fe: ≤0.0010%; N: ≤0.001%; Na: ≤0.5%; heavy metals (as Pb): ≤0.0005%
• tárolási hőmérséklet: 15-25°C
• SMILES string: [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
• Nemzetközi kémiai azonosító kulcs: ZPWVASYFFYYZEW-UHFFFAOYSA-L

Leírás

Alkalmazás

• 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).

Analízis megjegyzés

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 %

Jogi információk

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

Biztonsági adatok

• Tárolási osztály kódja: 13 - Non Combustible Solids
• WGK: WGK 1
• Lobbanási pont (F): Not applicable
• Lobbanási pont (C): Not applicable