Catalog Number: CH1382 | CAS No: 877-24-7

Potassium Phthalate

Grade: ACS

• MF : HOOCC6H4COOK | • MW : 204.22

• PubChem CID : 23676735 |

• EC Number : 212-889-4 | • MDL Number : MFCD00013070

• Beilstein : 3637128

• Synonym(s) : Phthalic acid monopotassium salt, KHP, Potassium biphthalate, Potassium hydrogen phthalate

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Potassium Phthalate ACS Grade CAS: 877-24-7 | M.F: HOOCC6H4COOK | MW: 204.22, Buy now for reliable and Reproducible results from ChemieR Organic Reagent at Chemical World.

Potassium phthalate ACS is observed in the form of colorless or white crystals or crystalline powder. Its chemical formula is C8H5KO4. It is also referred to as Potassium hydrogen phthalate, Potassium biphthalate, KHP, Phthalic Acid Monopotassium Salt, and Phthalic acid potassium salt. This compound is slightly soluble in water under normal conditions. Upon decomposition due to heating, it releases oxides of carbon like Carbon monoxide (CO) and Carbon dioxide (CO2). Widely used in analytical chemistry, Potassium phthalate ACS serves as a primary standard for the standardization of strong acids. ACS grade signifies that the substance complies with the standards established by the American Chemical Society, guaranteeing high purity and quality suitable for laboratory and analytical purposes. Potassium phthalate ACS grade is a valuable asset in analytical chemistry due to its precision, user-friendliness, versatility, and reliability in the standardization of strong acids and maintenance of pH stability in various laboratory settings.

ChemieR offers a comprehensive range of ACS grade and ISO 9001:2015 certified products, including high-purity solvents, inorganic reagents, acids, bases, and organic reagents. Our high-quality materials ensure your laboratory achieves precise, reproducible results every time. Rely on ChemieR for trusted, premium-grade chemicals that meet the highest industry standards.

Application :

Potassium phthalate ACS may be used as a primary standard in acidimetric titration.
It can also be used to prepare potassium phthalate buffer solution for pH calibration.
It can also be used as a pH buffer in various laboratory applications, aiding in maintaining a stable pH during reactions and analyses.
It may also be used in organic synthesis as a source of potassium ions or as a reactant in various chemical reactions.

Key features :

Meet the toughest regulatory standards for quality and purity
Versatile product and easy to use
Cost effective
Well-established standard with known properties, ensuring reliability and consistency in experimental results when used properly

Properties

Quality Level

200

Vapor Density

Vapor Pressure

Assay

99.95-100.05% dry basis

Form

crystals

autoignition temp.

expl. lim.

technique(s)

impurities

?0.002% S compounds, ?0.003% Cl compounds, ?0.005% insolubles

color

transmittance

refractive index

4.00-4.02 (25.0 °C±0.2 °C, 0.05 M)

295-300 °C (dec.) (lit.)

density

UV absorption

application(s)

SMILES string

[K+].OC(=O)c1ccccc1C([O-])=O

InChI

1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1

InChI key

IWZKICVEHNUQTL-UHFFFAOYSA-M

Safety Information

Pictograms

Signal Word

Hazard Statements

Precautionary Statements

Hazard Classifications

Target Organs

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

387.1 °F - Pensky-Martens closed cup

Flash Point(C)

197.3 °C - Pensky-Martens closed cup

Safety Data Sheets (SDS), Product Specification (PS) and Certificates of Analysis (COA) click Document Button

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