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450200

Sigma-Aldrich

Potassium phosphate dibasic

99.95% trace metals basis

Synonym(s):

Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate

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About This Item

Linear Formula:
K2HPO4
CAS Number:
Molecular Weight:
174.18
EC Number:
MDL number:
UNSPSC Code:
12352302
eCl@ss:
38070212
PubChem Substance ID:
NACRES:
NA.23

Assay

99.95% trace metals basis

form

powder and chunks

impurities

≤550.0 ppm Trace Metal Analysis

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

InChI key

ZPWVASYFFYYZEW-UHFFFAOYSA-L

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Related Categories

Application

<ul>

<li><strong>β-lactoglobulin stabilized nanemulsions--Formulation and process factors affecting droplet size and nanoemulsion stability.</strong>: This study explores the formulation and stability of β-lactoglobulin stabilized nanemulsions, emphasizing the role of potassium phosphate dibasic in the preparation of buffer solutions. The findings highlight its significance in maintaining the stability of nanoemulsions, which are crucial in pharmaceutical applications (Ali et al., 2016).</li>

<li><strong>High-performance liquid chromatographic determination of phenylureas by photochemically-induced fluorescence detection.</strong>: This paper details a method using potassium phosphate dibasic for high-performance liquid chromatography (HPLC) in the detection of phenylureas. The use of this compound enhances the sensitivity and accuracy of biochemical assays, showcasing its importance in analytical chemistry (Muñoz de la Peña et al., 2002).</li>

<li><strong>Determination of erythromycin and related substances in enteric-coated tablet formulations by reversed-phase liquid chromatography.</strong>: The study involves the use of potassium phosphate dibasic in reversed-phase liquid chromatography to analyze erythromycin. It underscores the compoundβs utility in ensuring the quality control of pharmaceutical products (Wardrop et al., 2000).</li>

<li><strong>Assay and purity analysis of diatrizoate sodium in drug product by LC.</strong>: This research highlights the application of potassium phosphate dibasic in liquid chromatography for the purity analysis of diatrizoate sodium, demonstrating its critical role in maintaining the accuracy of industrial phosphate applications (Chellquist et al., 1997).</li>

</ul>

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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