Potassium Hydrogen Phthalate - CAS 877-24-7

Rexar Technical Compound Datasheet (PDF)

Potassium Hydrogen Phthalate | CAS: 877-24-7 | Molecular formula: C8H5KO4 | Molecular weight: 204.22 g/mol.

Product information

Potassium Hydrogen Phthalate is supplied by Rexar as a chemical reference material for use in analytical and laboratory research. The compound is provided for identification, comparison and method development within controlled research environments.

Chemical information

• Chemical name: Potassium hydrogen phthalate
• CAS number: 877-24-7
• Molecular formula: C8H5KO4
• Molar mass: 204.22 g/mol
• Form: white crystalline powder

Analytical characteristics

Potassium hydrogen phthalate may be used as a qualitative reference material in analytical workflows, including identity confirmation and method development. Due to its well-defined composition, it is also commonly applied in calibration and standardization procedures under controlled laboratory conditions.

Research applications

• Reference material for analytical chemistry workflows
• Method development and validation
• Calibration and standardization procedures (e.g. titration-related workflows)
• Chromatographic and spectroscopic analysis (e.g. HPLC, UV)

Handling and storage

• Storage: Store in a cool, dry and dark environment.
• Handling: Handle in accordance with standard laboratory safety procedures.
• Personal protection: Use appropriate laboratory protective equipment.
• Shelf life: Up to 24 months when stored correctly.

Packaging and traceability

Supplied in sealed laboratory packaging to support material integrity during storage and transport. Labeled for internal batch identification.

Supplier information

• Established supplier of reference-grade compounds for laboratory use
• Materials supplied in sealed laboratory packaging
• Technical product information available for research purposes

Reference identifiers

• CAS: 877-24-7
• Molecular formula: C8H5KO4
• Molecular weight: 204.22 g/mol

Additional information

Molecular structure and selected physicochemical properties can be consulted via the public database: Potassium Hydrogen Phthalate on PubChem .

Available documentation

• Technical product datasheet (PDF)
• Chemical identity and reference information
• Public database references

Disclaimer:
This product is intended for laboratory research use only. It is not intended for human or animal consumption, nor for medical, diagnostic, or therapeutic applications. Use is restricted to qualified professionals in appropriate research environments.