Thermo Scientific™ Disodium hydrogen citrate sesquihydrate ≥99%

Disodium Hydrogen Citrate Sesquihydrate is a high-purity buffering and chelating agent commonly used in biochemical, pharmaceutical, and analytical laboratories. Supplied by Thermo Fisher Scientific at ≥99% purity, this sesquihydrate form offers excellent solubility and pH control in aqueous systems.

Due to its ability to form soluble complexes with metal ions, disodium hydrogen citrate is widely employed in analytical chemistry, formulation work, and buffer preparation for biological systems. Its stable, crystalline solid form is easy to store and handle, making it a reliable component for routine laboratory use.

Key Features

• ≥99% purity for high reproducibility in chemical and biochemical applications
• Sesquihydrate form ensures accurate molecular weight calculations and consistent behavior
• Ideal as a buffering agent, sequestrant, or pH modifier in aqueous systems
• Supplied as a stable white crystalline solid
• Ambient storage with long shelf life
• Provided with full Certificate of Analysis and SDS

Chemical & Physical Properties

Packaging Options

Applications

• Buffer preparation for biochemical assays and reactions
• pH adjustment in pharmaceutical and food formulations
• Metal ion chelation in analytical and industrial processes
• Stabilizer in formulations where weak acid buffering is required
• Intermediate or excipient in pharmaceutical R&D and compounding

Safety & Handling

• Generally recognized as safe for laboratory use
• Avoid inhalation of dust and direct skin contact
• Store tightly sealed in a cool, dry place
• Refer to SDS (msds_ALFAA14001) for detailed safety and handling instructions

Thermo Fisher Scientific’s Disodium Hydrogen Citrate Sesquihydrate ≥99% is a high-purity, reliable compound widely used in analytical chemistry, buffering systems, and formulation development. Its high assay value, easy solubility, and stable sesquihydrate form make it a preferred choice for labs seeking precision and consistency in solution preparation and chelation processes.